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-rw-r--r--arch/x86/Kconfig1
-rw-r--r--arch/x86/Kconfig.cpu1
-rw-r--r--arch/x86/Kconfig.debug1
-rw-r--r--arch/x86/Makefile1
-rw-r--r--arch/x86/Makefile.um1
-rw-r--r--arch/x86/Makefile_32.cpu1
-rw-r--r--arch/x86/boot/code16gcc.h1
-rw-r--r--arch/x86/boot/compressed/Makefile1
-rw-r--r--arch/x86/boot/compressed/cmdline.c1
-rw-r--r--arch/x86/boot/compressed/cpuflags.c1
-rw-r--r--arch/x86/boot/compressed/eboot.h1
-rw-r--r--arch/x86/boot/compressed/efi_stub_32.S1
-rw-r--r--arch/x86/boot/compressed/efi_thunk_64.S1
-rw-r--r--arch/x86/boot/compressed/error.c1
-rw-r--r--arch/x86/boot/compressed/error.h1
-rw-r--r--arch/x86/boot/compressed/head_32.S1
-rw-r--r--arch/x86/boot/compressed/head_64.S1
-rw-r--r--arch/x86/boot/compressed/kaslr.c1
-rw-r--r--arch/x86/boot/compressed/misc.c1
-rw-r--r--arch/x86/boot/compressed/misc.h1
-rw-r--r--arch/x86/boot/compressed/pagetable.c1
-rw-r--r--arch/x86/boot/compressed/string.c1
-rw-r--r--arch/x86/boot/compressed/vmlinux.lds.S1
-rw-r--r--arch/x86/boot/cpuflags.c1
-rw-r--r--arch/x86/boot/cpuflags.h1
-rw-r--r--arch/x86/boot/ctype.h1
-rw-r--r--arch/x86/boot/early_serial_console.c1
-rw-r--r--arch/x86/boot/header.S1
-rw-r--r--arch/x86/boot/string.h1
-rw-r--r--arch/x86/boot/tools/build.c1
-rw-r--r--arch/x86/crypto/Makefile1
-rw-r--r--arch/x86/crypto/salsa20-x86_64-asm_64.S1
-rw-r--r--arch/x86/crypto/sha1-mb/Makefile1
-rw-r--r--arch/x86/crypto/sha256-mb/Makefile1
-rw-r--r--arch/x86/crypto/sha512-mb/Makefile1
-rw-r--r--arch/x86/entry/Makefile1
-rw-r--r--arch/x86/entry/calling.h1
-rw-r--r--arch/x86/entry/entry_32.S1
-rw-r--r--arch/x86/entry/entry_64.S1
-rw-r--r--arch/x86/entry/entry_64_compat.S1
-rw-r--r--arch/x86/entry/syscall_32.c1
-rw-r--r--arch/x86/entry/syscall_64.c1
-rw-r--r--arch/x86/entry/syscalls/Makefile1
-rw-r--r--arch/x86/entry/syscalls/syscallhdr.sh1
-rw-r--r--arch/x86/entry/syscalls/syscalltbl.sh1
-rw-r--r--arch/x86/entry/vdso/Makefile1
-rw-r--r--arch/x86/entry/vdso/vdso-layout.lds.S1
-rw-r--r--arch/x86/entry/vdso/vdso.lds.S1
-rw-r--r--arch/x86/entry/vdso/vdso2c.h1
-rw-r--r--arch/x86/entry/vdso/vdso32-setup.c1
-rw-r--r--arch/x86/entry/vdso/vdso32/note.S1
-rw-r--r--arch/x86/entry/vdso/vdso32/sigreturn.S1
-rw-r--r--arch/x86/entry/vdso/vdso32/system_call.S1
-rw-r--r--arch/x86/entry/vdso/vdso32/vclock_gettime.c1
-rw-r--r--arch/x86/entry/vdso/vdso32/vdso32.lds.S1
-rw-r--r--arch/x86/entry/vdso/vdsox32.lds.S1
-rw-r--r--arch/x86/entry/vsyscall/vsyscall_64.c1
-rw-r--r--arch/x86/entry/vsyscall/vsyscall_gtod.c1
-rw-r--r--arch/x86/entry/vsyscall/vsyscall_trace.h1
-rw-r--r--arch/x86/events/Kconfig1
-rw-r--r--arch/x86/events/amd/Makefile1
-rw-r--r--arch/x86/events/intel/Makefile1
-rw-r--r--arch/x86/events/intel/ds.c1
-rw-r--r--arch/x86/events/intel/knc.c1
-rw-r--r--arch/x86/events/intel/lbr.c1
-rw-r--r--arch/x86/events/intel/p6.c1
-rw-r--r--arch/x86/events/intel/uncore.h1
-rw-r--r--arch/x86/events/intel/uncore_nhmex.c1
-rw-r--r--arch/x86/events/intel/uncore_snb.c1
-rw-r--r--arch/x86/events/intel/uncore_snbep.c1
-rw-r--r--arch/x86/events/msr.c1
-rw-r--r--arch/x86/ia32/audit.c1
-rw-r--r--arch/x86/ia32/ia32_signal.c1
-rw-r--r--arch/x86/ia32/sys_ia32.c1
-rw-r--r--arch/x86/include/asm/agp.h1
-rw-r--r--arch/x86/include/asm/alternative-asm.h1
-rw-r--r--arch/x86/include/asm/alternative.h1
-rw-r--r--arch/x86/include/asm/amd_nb.h1
-rw-r--r--arch/x86/include/asm/apic_flat_64.h1
-rw-r--r--arch/x86/include/asm/apicdef.h1
-rw-r--r--arch/x86/include/asm/apm.h1
-rw-r--r--arch/x86/include/asm/arch_hweight.h1
-rw-r--r--arch/x86/include/asm/asm-prototypes.h1
-rw-r--r--arch/x86/include/asm/asm.h1
-rw-r--r--arch/x86/include/asm/atomic.h1
-rw-r--r--arch/x86/include/asm/atomic64_32.h1
-rw-r--r--arch/x86/include/asm/atomic64_64.h1
-rw-r--r--arch/x86/include/asm/barrier.h1
-rw-r--r--arch/x86/include/asm/bios_ebda.h1
-rw-r--r--arch/x86/include/asm/bitops.h1
-rw-r--r--arch/x86/include/asm/boot.h1
-rw-r--r--arch/x86/include/asm/bootparam_utils.h1
-rw-r--r--arch/x86/include/asm/bug.h1
-rw-r--r--arch/x86/include/asm/bugs.h1
-rw-r--r--arch/x86/include/asm/cache.h1
-rw-r--r--arch/x86/include/asm/cacheflush.h1
-rw-r--r--arch/x86/include/asm/ce4100.h1
-rw-r--r--arch/x86/include/asm/checksum.h1
-rw-r--r--arch/x86/include/asm/checksum_32.h1
-rw-r--r--arch/x86/include/asm/checksum_64.h1
-rw-r--r--arch/x86/include/asm/clocksource.h1
-rw-r--r--arch/x86/include/asm/cmdline.h1
-rw-r--r--arch/x86/include/asm/cmpxchg.h1
-rw-r--r--arch/x86/include/asm/cmpxchg_32.h1
-rw-r--r--arch/x86/include/asm/cmpxchg_64.h1
-rw-r--r--arch/x86/include/asm/compat.h1
-rw-r--r--arch/x86/include/asm/cpu.h1
-rw-r--r--arch/x86/include/asm/cpu_device_id.h1
-rw-r--r--arch/x86/include/asm/cpufeature.h1
-rw-r--r--arch/x86/include/asm/cpufeatures.h1
-rw-r--r--arch/x86/include/asm/cpumask.h1
-rw-r--r--arch/x86/include/asm/crash.h1
-rw-r--r--arch/x86/include/asm/crypto/aes.h1
-rw-r--r--arch/x86/include/asm/crypto/camellia.h1
-rw-r--r--arch/x86/include/asm/crypto/glue_helper.h1
-rw-r--r--arch/x86/include/asm/crypto/serpent-avx.h1
-rw-r--r--arch/x86/include/asm/crypto/serpent-sse2.h1
-rw-r--r--arch/x86/include/asm/crypto/twofish.h1
-rw-r--r--arch/x86/include/asm/current.h1
-rw-r--r--arch/x86/include/asm/debugreg.h1
-rw-r--r--arch/x86/include/asm/delay.h1
-rw-r--r--arch/x86/include/asm/desc.h1
-rw-r--r--arch/x86/include/asm/desc_defs.h1
-rw-r--r--arch/x86/include/asm/device.h1
-rw-r--r--arch/x86/include/asm/div64.h1
-rw-r--r--arch/x86/include/asm/dma-mapping.h1
-rw-r--r--arch/x86/include/asm/dma.h1
-rw-r--r--arch/x86/include/asm/dmi.h1
-rw-r--r--arch/x86/include/asm/dwarf2.h1
-rw-r--r--arch/x86/include/asm/e820/api.h1
-rw-r--r--arch/x86/include/asm/e820/types.h1
-rw-r--r--arch/x86/include/asm/edac.h1
-rw-r--r--arch/x86/include/asm/efi.h1
-rw-r--r--arch/x86/include/asm/elf.h1
-rw-r--r--arch/x86/include/asm/emergency-restart.h1
-rw-r--r--arch/x86/include/asm/entry_arch.h1
-rw-r--r--arch/x86/include/asm/espfix.h1
-rw-r--r--arch/x86/include/asm/export.h1
-rw-r--r--arch/x86/include/asm/extable.h1
-rw-r--r--arch/x86/include/asm/fb.h1
-rw-r--r--arch/x86/include/asm/fpu/api.h1
-rw-r--r--arch/x86/include/asm/fpu/internal.h1
-rw-r--r--arch/x86/include/asm/fpu/regset.h1
-rw-r--r--arch/x86/include/asm/fpu/signal.h1
-rw-r--r--arch/x86/include/asm/fpu/types.h1
-rw-r--r--arch/x86/include/asm/fpu/xstate.h1
-rw-r--r--arch/x86/include/asm/frame.h1
-rw-r--r--arch/x86/include/asm/ftrace.h1
-rw-r--r--arch/x86/include/asm/futex.h1
-rw-r--r--arch/x86/include/asm/gart.h1
-rw-r--r--arch/x86/include/asm/hardirq.h1
-rw-r--r--arch/x86/include/asm/highmem.h1
-rw-r--r--arch/x86/include/asm/hpet.h1
-rw-r--r--arch/x86/include/asm/hugetlb.h1
-rw-r--r--arch/x86/include/asm/hw_breakpoint.h1
-rw-r--r--arch/x86/include/asm/hw_irq.h1
-rw-r--r--arch/x86/include/asm/hypertransport.h1
-rw-r--r--arch/x86/include/asm/i8259.h1
-rw-r--r--arch/x86/include/asm/ia32.h1
-rw-r--r--arch/x86/include/asm/ia32_unistd.h1
-rw-r--r--arch/x86/include/asm/init.h1
-rw-r--r--arch/x86/include/asm/inst.h1
-rw-r--r--arch/x86/include/asm/intel-family.h1
-rw-r--r--arch/x86/include/asm/intel_mid_vrtc.h1
-rw-r--r--arch/x86/include/asm/intel_pmc_ipc.h1
-rw-r--r--arch/x86/include/asm/intel_pt.h1
-rw-r--r--arch/x86/include/asm/intel_punit_ipc.h1
-rw-r--r--arch/x86/include/asm/intel_rdt_sched.h1
-rw-r--r--arch/x86/include/asm/intel_scu_ipc.h1
-rw-r--r--arch/x86/include/asm/io.h1
-rw-r--r--arch/x86/include/asm/io_apic.h1
-rw-r--r--arch/x86/include/asm/iommu.h1
-rw-r--r--arch/x86/include/asm/iommu_table.h1
-rw-r--r--arch/x86/include/asm/iosf_mbi.h1
-rw-r--r--arch/x86/include/asm/irq.h1
-rw-r--r--arch/x86/include/asm/irq_regs.h1
-rw-r--r--arch/x86/include/asm/irq_vectors.h1
-rw-r--r--arch/x86/include/asm/irq_work.h1
-rw-r--r--arch/x86/include/asm/irqdomain.h1
-rw-r--r--arch/x86/include/asm/irqflags.h1
-rw-r--r--arch/x86/include/asm/jump_label.h1
-rw-r--r--arch/x86/include/asm/kasan.h1
-rw-r--r--arch/x86/include/asm/kaslr.h1
-rw-r--r--arch/x86/include/asm/kbdleds.h1
-rw-r--r--arch/x86/include/asm/kdebug.h1
-rw-r--r--arch/x86/include/asm/kexec-bzimage64.h1
-rw-r--r--arch/x86/include/asm/kexec.h1
-rw-r--r--arch/x86/include/asm/kgdb.h1
-rw-r--r--arch/x86/include/asm/kmap_types.h1
-rw-r--r--arch/x86/include/asm/kmemcheck.h1
-rw-r--r--arch/x86/include/asm/kvm_emulate.h1
-rw-r--r--arch/x86/include/asm/kvm_guest.h1
-rw-r--r--arch/x86/include/asm/kvm_page_track.h1
-rw-r--r--arch/x86/include/asm/kvm_para.h1
-rw-r--r--arch/x86/include/asm/kvmclock.h1
-rw-r--r--arch/x86/include/asm/linkage.h1
-rw-r--r--arch/x86/include/asm/local.h1
-rw-r--r--arch/x86/include/asm/mach_timer.h1
-rw-r--r--arch/x86/include/asm/mach_traps.h1
-rw-r--r--arch/x86/include/asm/math_emu.h1
-rw-r--r--arch/x86/include/asm/mc146818rtc.h1
-rw-r--r--arch/x86/include/asm/mce.h1
-rw-r--r--arch/x86/include/asm/microcode.h1
-rw-r--r--arch/x86/include/asm/microcode_amd.h1
-rw-r--r--arch/x86/include/asm/microcode_intel.h1
-rw-r--r--arch/x86/include/asm/misc.h1
-rw-r--r--arch/x86/include/asm/mmconfig.h1
-rw-r--r--arch/x86/include/asm/mmu.h1
-rw-r--r--arch/x86/include/asm/mmu_context.h1
-rw-r--r--arch/x86/include/asm/mmx.h1
-rw-r--r--arch/x86/include/asm/mmzone.h1
-rw-r--r--arch/x86/include/asm/mmzone_32.h1
-rw-r--r--arch/x86/include/asm/mmzone_64.h1
-rw-r--r--arch/x86/include/asm/module.h1
-rw-r--r--arch/x86/include/asm/mpspec.h1
-rw-r--r--arch/x86/include/asm/mpspec_def.h1
-rw-r--r--arch/x86/include/asm/mpx.h1
-rw-r--r--arch/x86/include/asm/mshyperv.h1
-rw-r--r--arch/x86/include/asm/msi.h1
-rw-r--r--arch/x86/include/asm/msidef.h1
-rw-r--r--arch/x86/include/asm/msr-index.h1
-rw-r--r--arch/x86/include/asm/msr-trace.h1
-rw-r--r--arch/x86/include/asm/msr.h1
-rw-r--r--arch/x86/include/asm/mwait.h1
-rw-r--r--arch/x86/include/asm/nmi.h1
-rw-r--r--arch/x86/include/asm/nops.h1
-rw-r--r--arch/x86/include/asm/numa.h1
-rw-r--r--arch/x86/include/asm/numa_32.h1
-rw-r--r--arch/x86/include/asm/olpc.h1
-rw-r--r--arch/x86/include/asm/olpc_ofw.h1
-rw-r--r--arch/x86/include/asm/page.h1
-rw-r--r--arch/x86/include/asm/page_32.h1
-rw-r--r--arch/x86/include/asm/page_32_types.h1
-rw-r--r--arch/x86/include/asm/page_64.h1
-rw-r--r--arch/x86/include/asm/page_64_types.h1
-rw-r--r--arch/x86/include/asm/page_types.h1
-rw-r--r--arch/x86/include/asm/paravirt.h1
-rw-r--r--arch/x86/include/asm/paravirt_types.h1
-rw-r--r--arch/x86/include/asm/parport.h1
-rw-r--r--arch/x86/include/asm/pat.h1
-rw-r--r--arch/x86/include/asm/pci-direct.h1
-rw-r--r--arch/x86/include/asm/pci-functions.h1
-rw-r--r--arch/x86/include/asm/pci.h1
-rw-r--r--arch/x86/include/asm/pci_64.h1
-rw-r--r--arch/x86/include/asm/pci_x86.h1
-rw-r--r--arch/x86/include/asm/percpu.h1
-rw-r--r--arch/x86/include/asm/perf_event.h1
-rw-r--r--arch/x86/include/asm/perf_event_p4.h1
-rw-r--r--arch/x86/include/asm/pgalloc.h1
-rw-r--r--arch/x86/include/asm/pgtable-2level.h1
-rw-r--r--arch/x86/include/asm/pgtable-2level_types.h1
-rw-r--r--arch/x86/include/asm/pgtable-3level.h1
-rw-r--r--arch/x86/include/asm/pgtable-3level_types.h1
-rw-r--r--arch/x86/include/asm/pgtable.h1
-rw-r--r--arch/x86/include/asm/pgtable_32.h1
-rw-r--r--arch/x86/include/asm/pgtable_32_types.h1
-rw-r--r--arch/x86/include/asm/pgtable_64.h1
-rw-r--r--arch/x86/include/asm/pgtable_64_types.h1
-rw-r--r--arch/x86/include/asm/pgtable_types.h1
-rw-r--r--arch/x86/include/asm/pkeys.h1
-rw-r--r--arch/x86/include/asm/pm-trace.h1
-rw-r--r--arch/x86/include/asm/posix_types.h1
-rw-r--r--arch/x86/include/asm/preempt.h1
-rw-r--r--arch/x86/include/asm/probe_roms.h1
-rw-r--r--arch/x86/include/asm/processor-cyrix.h1
-rw-r--r--arch/x86/include/asm/processor-flags.h1
-rw-r--r--arch/x86/include/asm/processor.h1
-rw-r--r--arch/x86/include/asm/proto.h1
-rw-r--r--arch/x86/include/asm/ptrace.h1
-rw-r--r--arch/x86/include/asm/purgatory.h1
-rw-r--r--arch/x86/include/asm/pvclock-abi.h1
-rw-r--r--arch/x86/include/asm/pvclock.h1
-rw-r--r--arch/x86/include/asm/qrwlock.h1
-rw-r--r--arch/x86/include/asm/qspinlock.h1
-rw-r--r--arch/x86/include/asm/qspinlock_paravirt.h1
-rw-r--r--arch/x86/include/asm/realmode.h1
-rw-r--r--arch/x86/include/asm/reboot.h1
-rw-r--r--arch/x86/include/asm/reboot_fixups.h1
-rw-r--r--arch/x86/include/asm/rio.h1
-rw-r--r--arch/x86/include/asm/rmwcc.h1
-rw-r--r--arch/x86/include/asm/rwsem.h1
-rw-r--r--arch/x86/include/asm/seccomp.h1
-rw-r--r--arch/x86/include/asm/sections.h1
-rw-r--r--arch/x86/include/asm/segment.h1
-rw-r--r--arch/x86/include/asm/serial.h1
-rw-r--r--arch/x86/include/asm/set_memory.h1
-rw-r--r--arch/x86/include/asm/setup.h1
-rw-r--r--arch/x86/include/asm/shmparam.h1
-rw-r--r--arch/x86/include/asm/sigcontext.h1
-rw-r--r--arch/x86/include/asm/sigframe.h1
-rw-r--r--arch/x86/include/asm/sighandling.h1
-rw-r--r--arch/x86/include/asm/signal.h1
-rw-r--r--arch/x86/include/asm/simd.h1
-rw-r--r--arch/x86/include/asm/smp.h1
-rw-r--r--arch/x86/include/asm/sparsemem.h1
-rw-r--r--arch/x86/include/asm/special_insns.h1
-rw-r--r--arch/x86/include/asm/spinlock.h1
-rw-r--r--arch/x86/include/asm/spinlock_types.h1
-rw-r--r--arch/x86/include/asm/sta2x11.h1
-rw-r--r--arch/x86/include/asm/stackprotector.h1
-rw-r--r--arch/x86/include/asm/stacktrace.h1
-rw-r--r--arch/x86/include/asm/string.h1
-rw-r--r--arch/x86/include/asm/string_32.h1
-rw-r--r--arch/x86/include/asm/string_64.h1
-rw-r--r--arch/x86/include/asm/suspend.h1
-rw-r--r--arch/x86/include/asm/suspend_32.h1
-rw-r--r--arch/x86/include/asm/suspend_64.h1
-rw-r--r--arch/x86/include/asm/svm.h1
-rw-r--r--arch/x86/include/asm/swiotlb.h1
-rw-r--r--arch/x86/include/asm/switch_to.h1
-rw-r--r--arch/x86/include/asm/sync_bitops.h1
-rw-r--r--arch/x86/include/asm/text-patching.h1
-rw-r--r--arch/x86/include/asm/thread_info.h1
-rw-r--r--arch/x86/include/asm/time.h1
-rw-r--r--arch/x86/include/asm/timer.h1
-rw-r--r--arch/x86/include/asm/timex.h1
-rw-r--r--arch/x86/include/asm/tlb.h1
-rw-r--r--arch/x86/include/asm/tlbbatch.h1
-rw-r--r--arch/x86/include/asm/tlbflush.h1
-rw-r--r--arch/x86/include/asm/trace/exceptions.h1
-rw-r--r--arch/x86/include/asm/trace/fpu.h1
-rw-r--r--arch/x86/include/asm/trace/irq_vectors.h1
-rw-r--r--arch/x86/include/asm/trace/mpx.h1
-rw-r--r--arch/x86/include/asm/trace_clock.h1
-rw-r--r--arch/x86/include/asm/traps.h1
-rw-r--r--arch/x86/include/asm/tsc.h1
-rw-r--r--arch/x86/include/asm/uaccess.h1
-rw-r--r--arch/x86/include/asm/uaccess_32.h1
-rw-r--r--arch/x86/include/asm/uaccess_64.h1
-rw-r--r--arch/x86/include/asm/unaligned.h1
-rw-r--r--arch/x86/include/asm/unistd.h1
-rw-r--r--arch/x86/include/asm/unwind.h1
-rw-r--r--arch/x86/include/asm/user.h1
-rw-r--r--arch/x86/include/asm/user32.h1
-rw-r--r--arch/x86/include/asm/user_32.h1
-rw-r--r--arch/x86/include/asm/user_64.h1
-rw-r--r--arch/x86/include/asm/uv/uv.h1
-rw-r--r--arch/x86/include/asm/vdso.h1
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-rw-r--r--arch/x86/xen/pmu.c1
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-rw-r--r--arch/x86/xen/setup.c1
-rw-r--r--arch/x86/xen/smp.c1
-rw-r--r--arch/x86/xen/smp.h1
-rw-r--r--arch/x86/xen/smp_hvm.c1
-rw-r--r--arch/x86/xen/smp_pv.c1
-rw-r--r--arch/x86/xen/spinlock.c1
-rw-r--r--arch/x86/xen/suspend.c1
-rw-r--r--arch/x86/xen/suspend_hvm.c1
-rw-r--r--arch/x86/xen/suspend_pv.c1
-rw-r--r--arch/x86/xen/time.c1
-rw-r--r--arch/x86/xen/trace.c1
-rw-r--r--arch/x86/xen/vga.c1
-rw-r--r--arch/x86/xen/xen-asm.S1
-rw-r--r--arch/x86/xen/xen-asm_32.S1
-rw-r--r--arch/x86/xen/xen-asm_64.S1
-rw-r--r--arch/x86/xen/xen-head.S1
-rw-r--r--arch/x86/xen/xen-ops.h1
701 files changed, 701 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 971feac13506..2fdb23313dd5 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Select 32 or 64 bit
config 64BIT
bool "64-bit kernel" if ARCH = "x86"
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 3ba5ff2f2d08..65a9a4716e34 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Put here option for CPU selection and depending optimization
choice
prompt "Processor family"
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 71a48a30fc84..90b123056f4b 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Kernel hacking"
config TRACE_IRQFLAGS_SUPPORT
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 6276572259c8..a20eacd9c7e9 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Unified Makefile for i386 and x86_64
# select defconfig based on actual architecture
diff --git a/arch/x86/Makefile.um b/arch/x86/Makefile.um
index 5b7e898ffd9a..45af19921ebd 100644
--- a/arch/x86/Makefile.um
+++ b/arch/x86/Makefile.um
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
core-y += arch/x86/crypto/
ifeq ($(CONFIG_X86_32),y)
diff --git a/arch/x86/Makefile_32.cpu b/arch/x86/Makefile_32.cpu
index f3717d36718a..1f5faf8606b4 100644
--- a/arch/x86/Makefile_32.cpu
+++ b/arch/x86/Makefile_32.cpu
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# CPU tuning section - shared with UML.
# Must change only cflags-y (or [yn]), not CFLAGS! That makes a difference for UML.
diff --git a/arch/x86/boot/code16gcc.h b/arch/x86/boot/code16gcc.h
index 5ff426535397..e19fd7536307 100644
--- a/arch/x86/boot/code16gcc.h
+++ b/arch/x86/boot/code16gcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#
# code16gcc.h
#
diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile
index 8a958274b54c..4b7575b00563 100644
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/x86/boot/compressed/Makefile
#
diff --git a/arch/x86/boot/compressed/cmdline.c b/arch/x86/boot/compressed/cmdline.c
index 9dc1ce6ba3c0..0cb325734cfb 100644
--- a/arch/x86/boot/compressed/cmdline.c
+++ b/arch/x86/boot/compressed/cmdline.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "misc.h"
#if CONFIG_EARLY_PRINTK || CONFIG_RANDOMIZE_BASE
diff --git a/arch/x86/boot/compressed/cpuflags.c b/arch/x86/boot/compressed/cpuflags.c
index aa313466118b..6448a8196d32 100644
--- a/arch/x86/boot/compressed/cpuflags.c
+++ b/arch/x86/boot/compressed/cpuflags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifdef CONFIG_RANDOMIZE_BASE
#include "../cpuflags.c"
diff --git a/arch/x86/boot/compressed/eboot.h b/arch/x86/boot/compressed/eboot.h
index c0223f1a89d7..e799dc5c6448 100644
--- a/arch/x86/boot/compressed/eboot.h
+++ b/arch/x86/boot/compressed/eboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_COMPRESSED_EBOOT_H
#define BOOT_COMPRESSED_EBOOT_H
diff --git a/arch/x86/boot/compressed/efi_stub_32.S b/arch/x86/boot/compressed/efi_stub_32.S
index a53440e81d52..257e341fd2c8 100644
--- a/arch/x86/boot/compressed/efi_stub_32.S
+++ b/arch/x86/boot/compressed/efi_stub_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* EFI call stub for IA32.
*
diff --git a/arch/x86/boot/compressed/efi_thunk_64.S b/arch/x86/boot/compressed/efi_thunk_64.S
index 630384a4c14a..bff9ab7c6317 100644
--- a/arch/x86/boot/compressed/efi_thunk_64.S
+++ b/arch/x86/boot/compressed/efi_thunk_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2014, 2015 Intel Corporation; author Matt Fleming
*
diff --git a/arch/x86/boot/compressed/error.c b/arch/x86/boot/compressed/error.c
index 31922023de49..c881878e56d3 100644
--- a/arch/x86/boot/compressed/error.c
+++ b/arch/x86/boot/compressed/error.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Callers outside of misc.c need access to the error reporting routines,
* but the *_putstr() functions need to stay in misc.c because of how
diff --git a/arch/x86/boot/compressed/error.h b/arch/x86/boot/compressed/error.h
index d732e608e3af..1de5821184f1 100644
--- a/arch/x86/boot/compressed/error.h
+++ b/arch/x86/boot/compressed/error.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_COMPRESSED_ERROR_H
#define BOOT_COMPRESSED_ERROR_H
diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S
index 11c68cf53d4e..37380c0d5999 100644
--- a/arch/x86/boot/compressed/head_32.S
+++ b/arch/x86/boot/compressed/head_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/boot/head.S
*
diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index b4a5d284391c..beb255b66447 100644
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/boot/head.S
*
diff --git a/arch/x86/boot/compressed/kaslr.c b/arch/x86/boot/compressed/kaslr.c
index 17818ba6906f..a63fbc25ce84 100644
--- a/arch/x86/boot/compressed/kaslr.c
+++ b/arch/x86/boot/compressed/kaslr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* kaslr.c
*
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index c14217cd0155..b50c42455e25 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* misc.c
*
diff --git a/arch/x86/boot/compressed/misc.h b/arch/x86/boot/compressed/misc.h
index 766a5211f827..32d4ec2e0243 100644
--- a/arch/x86/boot/compressed/misc.h
+++ b/arch/x86/boot/compressed/misc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_COMPRESSED_MISC_H
#define BOOT_COMPRESSED_MISC_H
diff --git a/arch/x86/boot/compressed/pagetable.c b/arch/x86/boot/compressed/pagetable.c
index f1aa43854bed..972319ff5b01 100644
--- a/arch/x86/boot/compressed/pagetable.c
+++ b/arch/x86/boot/compressed/pagetable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This code is used on x86_64 to create page table identity mappings on
* demand by building up a new set of page tables (or appending to the
diff --git a/arch/x86/boot/compressed/string.c b/arch/x86/boot/compressed/string.c
index cea140ce6b42..19dbbcdd1a53 100644
--- a/arch/x86/boot/compressed/string.c
+++ b/arch/x86/boot/compressed/string.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This provides an optimized implementation of memcpy, and a simplified
* implementation of memset and memmove. These are used here because the
diff --git a/arch/x86/boot/compressed/vmlinux.lds.S b/arch/x86/boot/compressed/vmlinux.lds.S
index e24e0a0c90c9..f491bbde8493 100644
--- a/arch/x86/boot/compressed/vmlinux.lds.S
+++ b/arch/x86/boot/compressed/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
OUTPUT_FORMAT(CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT)
diff --git a/arch/x86/boot/cpuflags.c b/arch/x86/boot/cpuflags.c
index 9e77c23c2422..a0b75f73dc63 100644
--- a/arch/x86/boot/cpuflags.c
+++ b/arch/x86/boot/cpuflags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include "bitops.h"
diff --git a/arch/x86/boot/cpuflags.h b/arch/x86/boot/cpuflags.h
index 15ad56a3f905..2e20814d3ce3 100644
--- a/arch/x86/boot/cpuflags.h
+++ b/arch/x86/boot/cpuflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_CPUFLAGS_H
#define BOOT_CPUFLAGS_H
diff --git a/arch/x86/boot/ctype.h b/arch/x86/boot/ctype.h
index 020f137df7a2..8f5ef2994b5e 100644
--- a/arch/x86/boot/ctype.h
+++ b/arch/x86/boot/ctype.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_CTYPE_H
#define BOOT_CTYPE_H
diff --git a/arch/x86/boot/early_serial_console.c b/arch/x86/boot/early_serial_console.c
index f0b8d6d93164..b25c53527a94 100644
--- a/arch/x86/boot/early_serial_console.c
+++ b/arch/x86/boot/early_serial_console.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Serial port routines for use during early boot reporting. This code is
* included from both the compressed kernel and the regular kernel.
diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index 1bb08ecffd24..9c7ea597eee6 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* header.S
*
diff --git a/arch/x86/boot/string.h b/arch/x86/boot/string.h
index f274a50db5fa..3d78e27077f4 100644
--- a/arch/x86/boot/string.h
+++ b/arch/x86/boot/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BOOT_STRING_H
#define BOOT_STRING_H
diff --git a/arch/x86/boot/tools/build.c b/arch/x86/boot/tools/build.c
index 0702d2531bc7..d4e6cd4577e5 100644
--- a/arch/x86/boot/tools/build.c
+++ b/arch/x86/boot/tools/build.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 1997 Martin Mares
diff --git a/arch/x86/crypto/Makefile b/arch/x86/crypto/Makefile
index 9e32d40d71bd..5f07333bb224 100644
--- a/arch/x86/crypto/Makefile
+++ b/arch/x86/crypto/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/x86/crypto/salsa20-x86_64-asm_64.S b/arch/x86/crypto/salsa20-x86_64-asm_64.S
index 9279e0b2d60e..10db30d58006 100644
--- a/arch/x86/crypto/salsa20-x86_64-asm_64.S
+++ b/arch/x86/crypto/salsa20-x86_64-asm_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
# enter salsa20_encrypt_bytes
diff --git a/arch/x86/crypto/sha1-mb/Makefile b/arch/x86/crypto/sha1-mb/Makefile
index 2e14acc3da25..815ded3ba90e 100644
--- a/arch/x86/crypto/sha1-mb/Makefile
+++ b/arch/x86/crypto/sha1-mb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/x86/crypto/sha256-mb/Makefile b/arch/x86/crypto/sha256-mb/Makefile
index 45b4fca6c4a8..53ad6e7db747 100644
--- a/arch/x86/crypto/sha256-mb/Makefile
+++ b/arch/x86/crypto/sha256-mb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/x86/crypto/sha512-mb/Makefile b/arch/x86/crypto/sha512-mb/Makefile
index 0a57e2103980..90f1ef69152e 100644
--- a/arch/x86/crypto/sha512-mb/Makefile
+++ b/arch/x86/crypto/sha512-mb/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Arch-specific CryptoAPI modules.
#
diff --git a/arch/x86/entry/Makefile b/arch/x86/entry/Makefile
index af28a8a24366..06fc70cf5433 100644
--- a/arch/x86/entry/Makefile
+++ b/arch/x86/entry/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the x86 low level entry code
#
diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h
index 640aafebdc00..6e160031cfea 100644
--- a/arch/x86/entry/calling.h
+++ b/arch/x86/entry/calling.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/jump_label.h>
#include <asm/unwind_hints.h>
diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index 50e0d2bc4528..4838037f97f6 100644
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1991,1992 Linus Torvalds
*
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index 49167258d587..4b1ad51eb7cc 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/x86_64/entry.S
*
diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S
index e26c25ca7756..b5c7a56ed256 100644
--- a/arch/x86/entry/entry_64_compat.S
+++ b/arch/x86/entry/entry_64_compat.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Compatibility mode system call entry point for x86-64.
*
diff --git a/arch/x86/entry/syscall_32.c b/arch/x86/entry/syscall_32.c
index 8f895ee13a1c..95c294963612 100644
--- a/arch/x86/entry/syscall_32.c
+++ b/arch/x86/entry/syscall_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* System call table for i386. */
#include <linux/linkage.h>
diff --git a/arch/x86/entry/syscall_64.c b/arch/x86/entry/syscall_64.c
index 9dbc5abb6162..9c09775e589d 100644
--- a/arch/x86/entry/syscall_64.c
+++ b/arch/x86/entry/syscall_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* System call table for x86-64. */
#include <linux/linkage.h>
diff --git a/arch/x86/entry/syscalls/Makefile b/arch/x86/entry/syscalls/Makefile
index 57aa59fd140c..331f1dca5085 100644
--- a/arch/x86/entry/syscalls/Makefile
+++ b/arch/x86/entry/syscalls/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
out := $(obj)/../../include/generated/asm
uapi := $(obj)/../../include/generated/uapi/asm
diff --git a/arch/x86/entry/syscalls/syscallhdr.sh b/arch/x86/entry/syscalls/syscallhdr.sh
index 31fd5f1f38f7..12fbbcfe7ef3 100644
--- a/arch/x86/entry/syscalls/syscallhdr.sh
+++ b/arch/x86/entry/syscalls/syscallhdr.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
diff --git a/arch/x86/entry/syscalls/syscalltbl.sh b/arch/x86/entry/syscalls/syscalltbl.sh
index 751d1f992630..d71ef4bd3615 100644
--- a/arch/x86/entry/syscalls/syscalltbl.sh
+++ b/arch/x86/entry/syscalls/syscalltbl.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
in="$1"
out="$2"
diff --git a/arch/x86/entry/vdso/Makefile b/arch/x86/entry/vdso/Makefile
index d5409660f5de..c366c0adeb40 100644
--- a/arch/x86/entry/vdso/Makefile
+++ b/arch/x86/entry/vdso/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Building vDSO images for x86.
#
diff --git a/arch/x86/entry/vdso/vdso-layout.lds.S b/arch/x86/entry/vdso/vdso-layout.lds.S
index 8ebb4b6454fe..acfd5ba7d943 100644
--- a/arch/x86/entry/vdso/vdso-layout.lds.S
+++ b/arch/x86/entry/vdso/vdso-layout.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/vdso.h>
/*
diff --git a/arch/x86/entry/vdso/vdso.lds.S b/arch/x86/entry/vdso/vdso.lds.S
index 6807932643c2..d3a2dce4cfa9 100644
--- a/arch/x86/entry/vdso/vdso.lds.S
+++ b/arch/x86/entry/vdso/vdso.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for 64-bit vDSO.
* We #include the file to define the layout details.
diff --git a/arch/x86/entry/vdso/vdso2c.h b/arch/x86/entry/vdso/vdso2c.h
index 3dab75f2a673..fa847a620f40 100644
--- a/arch/x86/entry/vdso/vdso2c.h
+++ b/arch/x86/entry/vdso/vdso2c.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is included twice from vdso2c.c. It generates code for 32-bit
* and 64-bit vDSOs. We need both for 64-bit builds, since 32-bit vDSOs
diff --git a/arch/x86/entry/vdso/vdso32-setup.c b/arch/x86/entry/vdso/vdso32-setup.c
index 3f9d1a83891a..42d4c89f990e 100644
--- a/arch/x86/entry/vdso/vdso32-setup.c
+++ b/arch/x86/entry/vdso/vdso32-setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* (C) Copyright 2002 Linus Torvalds
* Portions based on the vdso-randomization code from exec-shield:
diff --git a/arch/x86/entry/vdso/vdso32/note.S b/arch/x86/entry/vdso/vdso32/note.S
index c83f25734696..9fd51f206314 100644
--- a/arch/x86/entry/vdso/vdso32/note.S
+++ b/arch/x86/entry/vdso/vdso32/note.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
* Here we can supply some information useful to userland.
diff --git a/arch/x86/entry/vdso/vdso32/sigreturn.S b/arch/x86/entry/vdso/vdso32/sigreturn.S
index 20633e026e82..c3233ee98a6b 100644
--- a/arch/x86/entry/vdso/vdso32/sigreturn.S
+++ b/arch/x86/entry/vdso/vdso32/sigreturn.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/unistd_32.h>
#include <asm/asm-offsets.h>
diff --git a/arch/x86/entry/vdso/vdso32/system_call.S b/arch/x86/entry/vdso/vdso32/system_call.S
index ed4bc9731cbb..263d7433dea8 100644
--- a/arch/x86/entry/vdso/vdso32/system_call.S
+++ b/arch/x86/entry/vdso/vdso32/system_call.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* AT_SYSINFO entry point
*/
diff --git a/arch/x86/entry/vdso/vdso32/vclock_gettime.c b/arch/x86/entry/vdso/vdso32/vclock_gettime.c
index 87a86e017f0e..7780bbfb06ef 100644
--- a/arch/x86/entry/vdso/vdso32/vclock_gettime.c
+++ b/arch/x86/entry/vdso/vdso32/vclock_gettime.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define BUILD_VDSO32
#ifndef CONFIG_CC_OPTIMIZE_FOR_SIZE
diff --git a/arch/x86/entry/vdso/vdso32/vdso32.lds.S b/arch/x86/entry/vdso/vdso32/vdso32.lds.S
index 31056cf294bf..422764a81d32 100644
--- a/arch/x86/entry/vdso/vdso32/vdso32.lds.S
+++ b/arch/x86/entry/vdso/vdso32/vdso32.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for 32-bit vDSO.
* We #include the file to define the layout details.
diff --git a/arch/x86/entry/vdso/vdsox32.lds.S b/arch/x86/entry/vdso/vdsox32.lds.S
index 697c11ece90c..05cd1c5c4a15 100644
--- a/arch/x86/entry/vdso/vdsox32.lds.S
+++ b/arch/x86/entry/vdso/vdsox32.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for x32 vDSO.
* We #include the file to define the layout details.
diff --git a/arch/x86/entry/vsyscall/vsyscall_64.c b/arch/x86/entry/vsyscall/vsyscall_64.c
index ce1d7534fa53..f279ba2643dc 100644
--- a/arch/x86/entry/vsyscall/vsyscall_64.c
+++ b/arch/x86/entry/vsyscall/vsyscall_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2012-2014 Andy Lutomirski <luto@amacapital.net>
*
diff --git a/arch/x86/entry/vsyscall/vsyscall_gtod.c b/arch/x86/entry/vsyscall/vsyscall_gtod.c
index 0fb3a104ac62..e1216dd95c04 100644
--- a/arch/x86/entry/vsyscall/vsyscall_gtod.c
+++ b/arch/x86/entry/vsyscall/vsyscall_gtod.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2001 Andrea Arcangeli <andrea@suse.de> SuSE
* Copyright 2003 Andi Kleen, SuSE Labs.
diff --git a/arch/x86/entry/vsyscall/vsyscall_trace.h b/arch/x86/entry/vsyscall/vsyscall_trace.h
index 9dd7359a38a8..3c3f9765a85c 100644
--- a/arch/x86/entry/vsyscall/vsyscall_trace.h
+++ b/arch/x86/entry/vsyscall/vsyscall_trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM vsyscall
diff --git a/arch/x86/events/Kconfig b/arch/x86/events/Kconfig
index 98397db5ceae..9a7a1446cb3a 100644
--- a/arch/x86/events/Kconfig
+++ b/arch/x86/events/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
menu "Performance monitoring"
config PERF_EVENTS_INTEL_UNCORE
diff --git a/arch/x86/events/amd/Makefile b/arch/x86/events/amd/Makefile
index b1da46f396e0..fe8795a67385 100644
--- a/arch/x86/events/amd/Makefile
+++ b/arch/x86/events/amd/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CPU_SUP_AMD) += core.o uncore.o
obj-$(CONFIG_PERF_EVENTS_AMD_POWER) += power.o
obj-$(CONFIG_X86_LOCAL_APIC) += ibs.o
diff --git a/arch/x86/events/intel/Makefile b/arch/x86/events/intel/Makefile
index e9d8520a801a..3468b0c1dc7c 100644
--- a/arch/x86/events/intel/Makefile
+++ b/arch/x86/events/intel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_CPU_SUP_INTEL) += core.o bts.o
obj-$(CONFIG_CPU_SUP_INTEL) += ds.o knc.o
obj-$(CONFIG_CPU_SUP_INTEL) += lbr.o p4.o p6.o pt.o
diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c
index e1965e5ff570..3674a4b6f8bd 100644
--- a/arch/x86/events/intel/ds.c
+++ b/arch/x86/events/intel/ds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/types.h>
#include <linux/slab.h>
diff --git a/arch/x86/events/intel/knc.c b/arch/x86/events/intel/knc.c
index 548d5f774b07..618001c208e8 100644
--- a/arch/x86/events/intel/knc.c
+++ b/arch/x86/events/intel/knc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Driver for Intel Xeon Phi "Knights Corner" PMU */
#include <linux/perf_event.h>
diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c
index 8a6bbacd17dc..ae64d0b69729 100644
--- a/arch/x86/events/intel/lbr.c
+++ b/arch/x86/events/intel/lbr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/perf_event.h>
#include <linux/types.h>
diff --git a/arch/x86/events/intel/p6.c b/arch/x86/events/intel/p6.c
index 1f5c47ab4c65..a5604c352930 100644
--- a/arch/x86/events/intel/p6.c
+++ b/arch/x86/events/intel/p6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/perf_event.h>
#include <linux/types.h>
diff --git a/arch/x86/events/intel/uncore.h b/arch/x86/events/intel/uncore.h
index df5989f27b1b..4364191e7c6b 100644
--- a/arch/x86/events/intel/uncore.h
+++ b/arch/x86/events/intel/uncore.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/slab.h>
#include <linux/pci.h>
#include <asm/apicdef.h>
diff --git a/arch/x86/events/intel/uncore_nhmex.c b/arch/x86/events/intel/uncore_nhmex.c
index 6a5cbe90f859..93e7a8397cde 100644
--- a/arch/x86/events/intel/uncore_nhmex.c
+++ b/arch/x86/events/intel/uncore_nhmex.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Nehalem-EX/Westmere-EX uncore support */
#include "uncore.h"
diff --git a/arch/x86/events/intel/uncore_snb.c b/arch/x86/events/intel/uncore_snb.c
index db1127ce685e..aee5e8496be4 100644
--- a/arch/x86/events/intel/uncore_snb.c
+++ b/arch/x86/events/intel/uncore_snb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Nehalem/SandBridge/Haswell/Broadwell/Skylake uncore support */
#include "uncore.h"
diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c
index a7196818416a..95cb19f4e06f 100644
--- a/arch/x86/events/intel/uncore_snbep.c
+++ b/arch/x86/events/intel/uncore_snbep.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* SandyBridge-EP/IvyTown uncore support */
#include "uncore.h"
diff --git a/arch/x86/events/msr.c b/arch/x86/events/msr.c
index 06723671ae4e..14efaa0e8684 100644
--- a/arch/x86/events/msr.c
+++ b/arch/x86/events/msr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/perf_event.h>
#include <asm/intel-family.h>
diff --git a/arch/x86/ia32/audit.c b/arch/x86/ia32/audit.c
index 2eccc8932ae6..3d21eab7aaed 100644
--- a/arch/x86/ia32/audit.c
+++ b/arch/x86/ia32/audit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/unistd_32.h>
unsigned ia32_dir_class[] = {
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index 0e2a5edbce00..41c671854642 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/x86_64/ia32/ia32_signal.c
*
diff --git a/arch/x86/ia32/sys_ia32.c b/arch/x86/ia32/sys_ia32.c
index 47956c6a4fd8..96cd33bbfc85 100644
--- a/arch/x86/ia32/sys_ia32.c
+++ b/arch/x86/ia32/sys_ia32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sys_ia32.c: Conversion between 32bit and 64bit native syscalls. Based on
* sys_sparc32
diff --git a/arch/x86/include/asm/agp.h b/arch/x86/include/asm/agp.h
index eec2a70d4376..8e25bf4f323a 100644
--- a/arch/x86/include/asm/agp.h
+++ b/arch/x86/include/asm/agp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_AGP_H
#define _ASM_X86_AGP_H
diff --git a/arch/x86/include/asm/alternative-asm.h b/arch/x86/include/asm/alternative-asm.h
index 6c98821fef5e..31b627b43a8e 100644
--- a/arch/x86/include/asm/alternative-asm.h
+++ b/arch/x86/include/asm/alternative-asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ALTERNATIVE_ASM_H
#define _ASM_X86_ALTERNATIVE_ASM_H
diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index ccbe24e697c4..dbfd0854651f 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ALTERNATIVE_H
#define _ASM_X86_ALTERNATIVE_H
diff --git a/arch/x86/include/asm/amd_nb.h b/arch/x86/include/asm/amd_nb.h
index da181ad1d5f8..fddb6d26239f 100644
--- a/arch/x86/include/asm/amd_nb.h
+++ b/arch/x86/include/asm/amd_nb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_AMD_NB_H
#define _ASM_X86_AMD_NB_H
diff --git a/arch/x86/include/asm/apic_flat_64.h b/arch/x86/include/asm/apic_flat_64.h
index a2d312796440..d3a2b3876ce6 100644
--- a/arch/x86/include/asm/apic_flat_64.h
+++ b/arch/x86/include/asm/apic_flat_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_APIC_FLAT_64_H
#define _ASM_X86_APIC_FLAT_64_H
diff --git a/arch/x86/include/asm/apicdef.h b/arch/x86/include/asm/apicdef.h
index c46bb99d5fb2..05e694ed8386 100644
--- a/arch/x86/include/asm/apicdef.h
+++ b/arch/x86/include/asm/apicdef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_APICDEF_H
#define _ASM_X86_APICDEF_H
diff --git a/arch/x86/include/asm/apm.h b/arch/x86/include/asm/apm.h
index 93eebc636c76..4d4015ddcf26 100644
--- a/arch/x86/include/asm/apm.h
+++ b/arch/x86/include/asm/apm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine specific APM BIOS functions for generic.
* Split out from apm.c by Osamu Tomita <tomita@cinet.co.jp>
diff --git a/arch/x86/include/asm/arch_hweight.h b/arch/x86/include/asm/arch_hweight.h
index e7cd63175de4..34a10b2d5b73 100644
--- a/arch/x86/include/asm/arch_hweight.h
+++ b/arch/x86/include/asm/arch_hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HWEIGHT_H
#define _ASM_X86_HWEIGHT_H
diff --git a/arch/x86/include/asm/asm-prototypes.h b/arch/x86/include/asm/asm-prototypes.h
index 830b19dbfa31..ff700d81e91e 100644
--- a/arch/x86/include/asm/asm-prototypes.h
+++ b/arch/x86/include/asm/asm-prototypes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/ftrace.h>
#include <linux/uaccess.h>
#include <asm/string.h>
diff --git a/arch/x86/include/asm/asm.h b/arch/x86/include/asm/asm.h
index b0dc91f4bedc..219faaec51df 100644
--- a/arch/x86/include/asm/asm.h
+++ b/arch/x86/include/asm/asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ASM_H
#define _ASM_X86_ASM_H
diff --git a/arch/x86/include/asm/atomic.h b/arch/x86/include/asm/atomic.h
index 0874ebda3069..72759f131cc5 100644
--- a/arch/x86/include/asm/atomic.h
+++ b/arch/x86/include/asm/atomic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ATOMIC_H
#define _ASM_X86_ATOMIC_H
diff --git a/arch/x86/include/asm/atomic64_32.h b/arch/x86/include/asm/atomic64_32.h
index 9e206f31ce2a..97c46b8169b7 100644
--- a/arch/x86/include/asm/atomic64_32.h
+++ b/arch/x86/include/asm/atomic64_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ATOMIC64_32_H
#define _ASM_X86_ATOMIC64_32_H
diff --git a/arch/x86/include/asm/atomic64_64.h b/arch/x86/include/asm/atomic64_64.h
index 5d9de36a2f04..738495caf05f 100644
--- a/arch/x86/include/asm/atomic64_64.h
+++ b/arch/x86/include/asm/atomic64_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ATOMIC64_64_H
#define _ASM_X86_ATOMIC64_64_H
diff --git a/arch/x86/include/asm/barrier.h b/arch/x86/include/asm/barrier.h
index bfb28caf97b1..01727dbc294a 100644
--- a/arch/x86/include/asm/barrier.h
+++ b/arch/x86/include/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BARRIER_H
#define _ASM_X86_BARRIER_H
diff --git a/arch/x86/include/asm/bios_ebda.h b/arch/x86/include/asm/bios_ebda.h
index 4b7b8e71607e..4d5a17e2febe 100644
--- a/arch/x86/include/asm/bios_ebda.h
+++ b/arch/x86/include/asm/bios_ebda.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BIOS_EBDA_H
#define _ASM_X86_BIOS_EBDA_H
diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h
index 854022772c5b..2bcf47314959 100644
--- a/arch/x86/include/asm/bitops.h
+++ b/arch/x86/include/asm/bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BITOPS_H
#define _ASM_X86_BITOPS_H
diff --git a/arch/x86/include/asm/boot.h b/arch/x86/include/asm/boot.h
index abd06b19ddd2..680c320363db 100644
--- a/arch/x86/include/asm/boot.h
+++ b/arch/x86/include/asm/boot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BOOT_H
#define _ASM_X86_BOOT_H
diff --git a/arch/x86/include/asm/bootparam_utils.h b/arch/x86/include/asm/bootparam_utils.h
index 4a8cb8d7cbd5..a07ffd23e4dd 100644
--- a/arch/x86/include/asm/bootparam_utils.h
+++ b/arch/x86/include/asm/bootparam_utils.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BOOTPARAM_UTILS_H
#define _ASM_X86_BOOTPARAM_UTILS_H
diff --git a/arch/x86/include/asm/bug.h b/arch/x86/include/asm/bug.h
index aa6b2023d8f8..34d99af43994 100644
--- a/arch/x86/include/asm/bug.h
+++ b/arch/x86/include/asm/bug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BUG_H
#define _ASM_X86_BUG_H
diff --git a/arch/x86/include/asm/bugs.h b/arch/x86/include/asm/bugs.h
index 5490bbaf71d5..542509b53e0f 100644
--- a/arch/x86/include/asm/bugs.h
+++ b/arch/x86/include/asm/bugs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BUGS_H
#define _ASM_X86_BUGS_H
diff --git a/arch/x86/include/asm/cache.h b/arch/x86/include/asm/cache.h
index 48f99f15452e..abe08690a887 100644
--- a/arch/x86/include/asm/cache.h
+++ b/arch/x86/include/asm/cache.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CACHE_H
#define _ASM_X86_CACHE_H
diff --git a/arch/x86/include/asm/cacheflush.h b/arch/x86/include/asm/cacheflush.h
index cb9a1af109b4..63feaf2a5f93 100644
--- a/arch/x86/include/asm/cacheflush.h
+++ b/arch/x86/include/asm/cacheflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CACHEFLUSH_H
#define _ASM_X86_CACHEFLUSH_H
diff --git a/arch/x86/include/asm/ce4100.h b/arch/x86/include/asm/ce4100.h
index e656ad8c0a2e..2930f560d7f3 100644
--- a/arch/x86/include/asm/ce4100.h
+++ b/arch/x86/include/asm/ce4100.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_CE4100_H_
#define _ASM_CE4100_H_
diff --git a/arch/x86/include/asm/checksum.h b/arch/x86/include/asm/checksum.h
index 5f5bb0f97361..d79d1e622dcf 100644
--- a/arch/x86/include/asm/checksum.h
+++ b/arch/x86/include/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_X86_32
# include <asm/checksum_32.h>
#else
diff --git a/arch/x86/include/asm/checksum_32.h b/arch/x86/include/asm/checksum_32.h
index 7b53743ed267..7a659c74cd03 100644
--- a/arch/x86/include/asm/checksum_32.h
+++ b/arch/x86/include/asm/checksum_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CHECKSUM_32_H
#define _ASM_X86_CHECKSUM_32_H
diff --git a/arch/x86/include/asm/checksum_64.h b/arch/x86/include/asm/checksum_64.h
index 08e7efb2c140..3ec6d3267cf9 100644
--- a/arch/x86/include/asm/checksum_64.h
+++ b/arch/x86/include/asm/checksum_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CHECKSUM_64_H
#define _ASM_X86_CHECKSUM_64_H
diff --git a/arch/x86/include/asm/clocksource.h b/arch/x86/include/asm/clocksource.h
index 47bea8cadbd0..dc4cfc888d6d 100644
--- a/arch/x86/include/asm/clocksource.h
+++ b/arch/x86/include/asm/clocksource.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* x86-specific clocksource additions */
#ifndef _ASM_X86_CLOCKSOURCE_H
diff --git a/arch/x86/include/asm/cmdline.h b/arch/x86/include/asm/cmdline.h
index 84ae170bc3d0..6faaf27e8899 100644
--- a/arch/x86/include/asm/cmdline.h
+++ b/arch/x86/include/asm/cmdline.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CMDLINE_H
#define _ASM_X86_CMDLINE_H
diff --git a/arch/x86/include/asm/cmpxchg.h b/arch/x86/include/asm/cmpxchg.h
index b5069e802d5c..56bd436ed01b 100644
--- a/arch/x86/include/asm/cmpxchg.h
+++ b/arch/x86/include/asm/cmpxchg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_CMPXCHG_H
#define ASM_X86_CMPXCHG_H
diff --git a/arch/x86/include/asm/cmpxchg_32.h b/arch/x86/include/asm/cmpxchg_32.h
index e4959d023af8..1732704f0445 100644
--- a/arch/x86/include/asm/cmpxchg_32.h
+++ b/arch/x86/include/asm/cmpxchg_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CMPXCHG_32_H
#define _ASM_X86_CMPXCHG_32_H
diff --git a/arch/x86/include/asm/cmpxchg_64.h b/arch/x86/include/asm/cmpxchg_64.h
index caa23a34c963..03cad196a301 100644
--- a/arch/x86/include/asm/cmpxchg_64.h
+++ b/arch/x86/include/asm/cmpxchg_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CMPXCHG_64_H
#define _ASM_X86_CMPXCHG_64_H
diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h
index 5343c19814b3..9eef9cc64c68 100644
--- a/arch/x86/include/asm/compat.h
+++ b/arch/x86/include/asm/compat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_COMPAT_H
#define _ASM_X86_COMPAT_H
diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h
index 9b7fa6313f1a..adc6cc86b062 100644
--- a/arch/x86/include/asm/cpu.h
+++ b/arch/x86/include/asm/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPU_H
#define _ASM_X86_CPU_H
diff --git a/arch/x86/include/asm/cpu_device_id.h b/arch/x86/include/asm/cpu_device_id.h
index ff501e511d91..baeba0567126 100644
--- a/arch/x86/include/asm/cpu_device_id.h
+++ b/arch/x86/include/asm/cpu_device_id.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _CPU_DEVICE_ID
#define _CPU_DEVICE_ID 1
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index d59c15c3defd..0dfa68438e80 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPUFEATURE_H
#define _ASM_X86_CPUFEATURE_H
diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
index 2519c6c801c9..793690fbda36 100644
--- a/arch/x86/include/asm/cpufeatures.h
+++ b/arch/x86/include/asm/cpufeatures.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPUFEATURES_H
#define _ASM_X86_CPUFEATURES_H
diff --git a/arch/x86/include/asm/cpumask.h b/arch/x86/include/asm/cpumask.h
index 61c852fa346b..6722ffcef2e6 100644
--- a/arch/x86/include/asm/cpumask.h
+++ b/arch/x86/include/asm/cpumask.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CPUMASK_H
#define _ASM_X86_CPUMASK_H
#ifndef __ASSEMBLY__
diff --git a/arch/x86/include/asm/crash.h b/arch/x86/include/asm/crash.h
index f498411f2500..a7adb2bfbf0b 100644
--- a/arch/x86/include/asm/crash.h
+++ b/arch/x86/include/asm/crash.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CRASH_H
#define _ASM_X86_CRASH_H
diff --git a/arch/x86/include/asm/crypto/aes.h b/arch/x86/include/asm/crypto/aes.h
index 80545a1cbe39..c508521dd190 100644
--- a/arch/x86/include/asm/crypto/aes.h
+++ b/arch/x86/include/asm/crypto/aes.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_AES_H
#define ASM_X86_AES_H
diff --git a/arch/x86/include/asm/crypto/camellia.h b/arch/x86/include/asm/crypto/camellia.h
index bb93333d9200..10f8d590bcfe 100644
--- a/arch/x86/include/asm/crypto/camellia.h
+++ b/arch/x86/include/asm/crypto/camellia.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_CAMELLIA_H
#define ASM_X86_CAMELLIA_H
diff --git a/arch/x86/include/asm/crypto/glue_helper.h b/arch/x86/include/asm/crypto/glue_helper.h
index ed8b66de541f..553a03de55c3 100644
--- a/arch/x86/include/asm/crypto/glue_helper.h
+++ b/arch/x86/include/asm/crypto/glue_helper.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Shared glue code for 128bit block ciphers
*/
diff --git a/arch/x86/include/asm/crypto/serpent-avx.h b/arch/x86/include/asm/crypto/serpent-avx.h
index 33c2b8a435da..c958b7bd0fcb 100644
--- a/arch/x86/include/asm/crypto/serpent-avx.h
+++ b/arch/x86/include/asm/crypto/serpent-avx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_SERPENT_AVX_H
#define ASM_X86_SERPENT_AVX_H
diff --git a/arch/x86/include/asm/crypto/serpent-sse2.h b/arch/x86/include/asm/crypto/serpent-sse2.h
index e6e77dffbdab..1a345e8a7496 100644
--- a/arch/x86/include/asm/crypto/serpent-sse2.h
+++ b/arch/x86/include/asm/crypto/serpent-sse2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_SERPENT_SSE2_H
#define ASM_X86_SERPENT_SSE2_H
diff --git a/arch/x86/include/asm/crypto/twofish.h b/arch/x86/include/asm/crypto/twofish.h
index 878c51ceebb5..65bb80adba3e 100644
--- a/arch/x86/include/asm/crypto/twofish.h
+++ b/arch/x86/include/asm/crypto/twofish.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_TWOFISH_H
#define ASM_X86_TWOFISH_H
diff --git a/arch/x86/include/asm/current.h b/arch/x86/include/asm/current.h
index 9476c04ee635..3e204e6140b5 100644
--- a/arch/x86/include/asm/current.h
+++ b/arch/x86/include/asm/current.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_CURRENT_H
#define _ASM_X86_CURRENT_H
diff --git a/arch/x86/include/asm/debugreg.h b/arch/x86/include/asm/debugreg.h
index 12cb66f6d3a5..4505ac2735ad 100644
--- a/arch/x86/include/asm/debugreg.h
+++ b/arch/x86/include/asm/debugreg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DEBUGREG_H
#define _ASM_X86_DEBUGREG_H
diff --git a/arch/x86/include/asm/delay.h b/arch/x86/include/asm/delay.h
index 36a760bda462..de9e7841f953 100644
--- a/arch/x86/include/asm/delay.h
+++ b/arch/x86/include/asm/delay.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DELAY_H
#define _ASM_X86_DELAY_H
diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h
index 9d0e13738ed3..0a3e808b9123 100644
--- a/arch/x86/include/asm/desc.h
+++ b/arch/x86/include/asm/desc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DESC_H
#define _ASM_X86_DESC_H
diff --git a/arch/x86/include/asm/desc_defs.h b/arch/x86/include/asm/desc_defs.h
index 346d252029b7..a91f3b6e4f2a 100644
--- a/arch/x86/include/asm/desc_defs.h
+++ b/arch/x86/include/asm/desc_defs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Written 2000 by Andi Kleen */
#ifndef _ASM_X86_DESC_DEFS_H
#define _ASM_X86_DESC_DEFS_H
diff --git a/arch/x86/include/asm/device.h b/arch/x86/include/asm/device.h
index 1b3ef26e77df..5e12c63b47aa 100644
--- a/arch/x86/include/asm/device.h
+++ b/arch/x86/include/asm/device.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DEVICE_H
#define _ASM_X86_DEVICE_H
diff --git a/arch/x86/include/asm/div64.h b/arch/x86/include/asm/div64.h
index af95c47d5c9e..20a46150e0a8 100644
--- a/arch/x86/include/asm/div64.h
+++ b/arch/x86/include/asm/div64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DIV64_H
#define _ASM_X86_DIV64_H
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h
index 1387dafdba2d..836ca1178a6a 100644
--- a/arch/x86/include/asm/dma-mapping.h
+++ b/arch/x86/include/asm/dma-mapping.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DMA_MAPPING_H
#define _ASM_X86_DMA_MAPPING_H
diff --git a/arch/x86/include/asm/dma.h b/arch/x86/include/asm/dma.h
index fe884e18fa6e..00f7cf45e699 100644
--- a/arch/x86/include/asm/dma.h
+++ b/arch/x86/include/asm/dma.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/include/asm/dma.h: Defines for using and allocating dma channels.
* Written by Hennus Bergman, 1992.
diff --git a/arch/x86/include/asm/dmi.h b/arch/x86/include/asm/dmi.h
index a8e15b04565b..0ab2ab27ad1f 100644
--- a/arch/x86/include/asm/dmi.h
+++ b/arch/x86/include/asm/dmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DMI_H
#define _ASM_X86_DMI_H
diff --git a/arch/x86/include/asm/dwarf2.h b/arch/x86/include/asm/dwarf2.h
index b7a1ab865d68..ae391f609840 100644
--- a/arch/x86/include/asm/dwarf2.h
+++ b/arch/x86/include/asm/dwarf2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_DWARF2_H
#define _ASM_X86_DWARF2_H
diff --git a/arch/x86/include/asm/e820/api.h b/arch/x86/include/asm/e820/api.h
index cd266d830e49..62be73b23d5c 100644
--- a/arch/x86/include/asm/e820/api.h
+++ b/arch/x86/include/asm/e820/api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_E820_API_H
#define _ASM_E820_API_H
diff --git a/arch/x86/include/asm/e820/types.h b/arch/x86/include/asm/e820/types.h
index 4adeed03a9a1..c3aa4b5e49e2 100644
--- a/arch/x86/include/asm/e820/types.h
+++ b/arch/x86/include/asm/e820/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_E820_TYPES_H
#define _ASM_E820_TYPES_H
diff --git a/arch/x86/include/asm/edac.h b/arch/x86/include/asm/edac.h
index cf8fdf83b231..426fc53ff803 100644
--- a/arch/x86/include/asm/edac.h
+++ b/arch/x86/include/asm/edac.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_EDAC_H
#define _ASM_X86_EDAC_H
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index 796ff6c1aa53..85f6ccb80b91 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_EFI_H
#define _ASM_X86_EFI_H
diff --git a/arch/x86/include/asm/elf.h b/arch/x86/include/asm/elf.h
index 04330c8d9af9..c1a125e47ff3 100644
--- a/arch/x86/include/asm/elf.h
+++ b/arch/x86/include/asm/elf.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ELF_H
#define _ASM_X86_ELF_H
diff --git a/arch/x86/include/asm/emergency-restart.h b/arch/x86/include/asm/emergency-restart.h
index 77a99ac06d00..2abde717db31 100644
--- a/arch/x86/include/asm/emergency-restart.h
+++ b/arch/x86/include/asm/emergency-restart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_EMERGENCY_RESTART_H
#define _ASM_X86_EMERGENCY_RESTART_H
diff --git a/arch/x86/include/asm/entry_arch.h b/arch/x86/include/asm/entry_arch.h
index aa15d1f7e530..416422762845 100644
--- a/arch/x86/include/asm/entry_arch.h
+++ b/arch/x86/include/asm/entry_arch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This file is designed to contain the BUILD_INTERRUPT specifications for
* all of the extra named interrupt vectors used by the architecture.
diff --git a/arch/x86/include/asm/espfix.h b/arch/x86/include/asm/espfix.h
index ca3ce9ab9385..0211029076ea 100644
--- a/arch/x86/include/asm/espfix.h
+++ b/arch/x86/include/asm/espfix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_ESPFIX_H
#define _ASM_X86_ESPFIX_H
diff --git a/arch/x86/include/asm/export.h b/arch/x86/include/asm/export.h
index 138de56b13eb..2a51d66689c5 100644
--- a/arch/x86/include/asm/export.h
+++ b/arch/x86/include/asm/export.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_64BIT
#define KSYM_ALIGN 16
#endif
diff --git a/arch/x86/include/asm/extable.h b/arch/x86/include/asm/extable.h
index c66d19e3c23e..f9c3a5d502f4 100644
--- a/arch/x86/include/asm/extable.h
+++ b/arch/x86/include/asm/extable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_EXTABLE_H
#define _ASM_X86_EXTABLE_H
/*
diff --git a/arch/x86/include/asm/fb.h b/arch/x86/include/asm/fb.h
index c3dd5e71f439..ab4c960146e3 100644
--- a/arch/x86/include/asm/fb.h
+++ b/arch/x86/include/asm/fb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FB_H
#define _ASM_X86_FB_H
diff --git a/arch/x86/include/asm/fpu/api.h b/arch/x86/include/asm/fpu/api.h
index 0877ae018fc9..a9caac9d4a72 100644
--- a/arch/x86/include/asm/fpu/api.h
+++ b/arch/x86/include/asm/fpu/api.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h
index e3221ffa304e..a38bf5a1e37a 100644
--- a/arch/x86/include/asm/fpu/internal.h
+++ b/arch/x86/include/asm/fpu/internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/include/asm/fpu/regset.h b/arch/x86/include/asm/fpu/regset.h
index 39d3107ac6c7..d5bdffb9d27f 100644
--- a/arch/x86/include/asm/fpu/regset.h
+++ b/arch/x86/include/asm/fpu/regset.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FPU regset handling methods:
*/
diff --git a/arch/x86/include/asm/fpu/signal.h b/arch/x86/include/asm/fpu/signal.h
index 20a1fbf7fe4e..4df2754ef380 100644
--- a/arch/x86/include/asm/fpu/signal.h
+++ b/arch/x86/include/asm/fpu/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* x86 FPU signal frame handling methods:
*/
diff --git a/arch/x86/include/asm/fpu/types.h b/arch/x86/include/asm/fpu/types.h
index a1520575d86b..202c53918ecf 100644
--- a/arch/x86/include/asm/fpu/types.h
+++ b/arch/x86/include/asm/fpu/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* FPU data structures:
*/
diff --git a/arch/x86/include/asm/fpu/xstate.h b/arch/x86/include/asm/fpu/xstate.h
index 83fee2469eb7..48581988d78c 100644
--- a/arch/x86/include/asm/fpu/xstate.h
+++ b/arch/x86/include/asm/fpu/xstate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_X86_XSAVE_H
#define __ASM_X86_XSAVE_H
diff --git a/arch/x86/include/asm/frame.h b/arch/x86/include/asm/frame.h
index 6e4d170726b7..5cbce6fbb534 100644
--- a/arch/x86/include/asm/frame.h
+++ b/arch/x86/include/asm/frame.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FRAME_H
#define _ASM_X86_FRAME_H
diff --git a/arch/x86/include/asm/ftrace.h b/arch/x86/include/asm/ftrace.h
index eccd0ac6bc38..09ad88572746 100644
--- a/arch/x86/include/asm/ftrace.h
+++ b/arch/x86/include/asm/ftrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FTRACE_H
#define _ASM_X86_FTRACE_H
diff --git a/arch/x86/include/asm/futex.h b/arch/x86/include/asm/futex.h
index f4dc9b63bdda..de4d68852d3a 100644
--- a/arch/x86/include/asm/futex.h
+++ b/arch/x86/include/asm/futex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_FUTEX_H
#define _ASM_X86_FUTEX_H
diff --git a/arch/x86/include/asm/gart.h b/arch/x86/include/asm/gart.h
index 1d268098ac2e..318556574345 100644
--- a/arch/x86/include/asm/gart.h
+++ b/arch/x86/include/asm/gart.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_GART_H
#define _ASM_X86_GART_H
diff --git a/arch/x86/include/asm/hardirq.h b/arch/x86/include/asm/hardirq.h
index ad1ed531febc..51cc979dd364 100644
--- a/arch/x86/include/asm/hardirq.h
+++ b/arch/x86/include/asm/hardirq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HARDIRQ_H
#define _ASM_X86_HARDIRQ_H
diff --git a/arch/x86/include/asm/highmem.h b/arch/x86/include/asm/highmem.h
index 1c0b43724ce3..a8059930056d 100644
--- a/arch/x86/include/asm/highmem.h
+++ b/arch/x86/include/asm/highmem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* highmem.h: virtual kernel memory mappings for high memory
*
diff --git a/arch/x86/include/asm/hpet.h b/arch/x86/include/asm/hpet.h
index cc285ec4b2c1..67385d56d4f4 100644
--- a/arch/x86/include/asm/hpet.h
+++ b/arch/x86/include/asm/hpet.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HPET_H
#define _ASM_X86_HPET_H
diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h
index 535af0f2d8ac..5ed826da5e07 100644
--- a/arch/x86/include/asm/hugetlb.h
+++ b/arch/x86/include/asm/hugetlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HUGETLB_H
#define _ASM_X86_HUGETLB_H
diff --git a/arch/x86/include/asm/hw_breakpoint.h b/arch/x86/include/asm/hw_breakpoint.h
index 6c98be864a75..f59c39835a5a 100644
--- a/arch/x86/include/asm/hw_breakpoint.h
+++ b/arch/x86/include/asm/hw_breakpoint.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _I386_HW_BREAKPOINT_H
#define _I386_HW_BREAKPOINT_H
diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index 6dfe366a8804..8ec99a55e6b9 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HW_IRQ_H
#define _ASM_X86_HW_IRQ_H
diff --git a/arch/x86/include/asm/hypertransport.h b/arch/x86/include/asm/hypertransport.h
index 334b1a885d9c..5d55df352879 100644
--- a/arch/x86/include/asm/hypertransport.h
+++ b/arch/x86/include/asm/hypertransport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HYPERTRANSPORT_H
#define _ASM_X86_HYPERTRANSPORT_H
diff --git a/arch/x86/include/asm/i8259.h b/arch/x86/include/asm/i8259.h
index 39bcefc20de7..c8376b40e882 100644
--- a/arch/x86/include/asm/i8259.h
+++ b/arch/x86/include/asm/i8259.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_I8259_H
#define _ASM_X86_I8259_H
diff --git a/arch/x86/include/asm/ia32.h b/arch/x86/include/asm/ia32.h
index a9bdf5569ab3..2c5f7861d373 100644
--- a/arch/x86/include/asm/ia32.h
+++ b/arch/x86/include/asm/ia32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IA32_H
#define _ASM_X86_IA32_H
diff --git a/arch/x86/include/asm/ia32_unistd.h b/arch/x86/include/asm/ia32_unistd.h
index b0d5716ca1e4..aa065c94ccf5 100644
--- a/arch/x86/include/asm/ia32_unistd.h
+++ b/arch/x86/include/asm/ia32_unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IA32_UNISTD_H
#define _ASM_X86_IA32_UNISTD_H
diff --git a/arch/x86/include/asm/init.h b/arch/x86/include/asm/init.h
index 05c4aa00cc86..5f1d3c421f68 100644
--- a/arch/x86/include/asm/init.h
+++ b/arch/x86/include/asm/init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INIT_H
#define _ASM_X86_INIT_H
diff --git a/arch/x86/include/asm/inst.h b/arch/x86/include/asm/inst.h
index 3e115273ed88..f5a796da07f8 100644
--- a/arch/x86/include/asm/inst.h
+++ b/arch/x86/include/asm/inst.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Generate .byte code for some instructions not supported by old
* binutils.
diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
index 75b748a1deb8..35a6bc4da8ad 100644
--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_FAMILY_H
#define _ASM_X86_INTEL_FAMILY_H
diff --git a/arch/x86/include/asm/intel_mid_vrtc.h b/arch/x86/include/asm/intel_mid_vrtc.h
index 86ff4685c409..35555016b1be 100644
--- a/arch/x86/include/asm/intel_mid_vrtc.h
+++ b/arch/x86/include/asm/intel_mid_vrtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _INTEL_MID_VRTC_H
#define _INTEL_MID_VRTC_H
diff --git a/arch/x86/include/asm/intel_pmc_ipc.h b/arch/x86/include/asm/intel_pmc_ipc.h
index fac89eb78a6b..528ed4be4393 100644
--- a/arch/x86/include/asm/intel_pmc_ipc.h
+++ b/arch/x86/include/asm/intel_pmc_ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_PMC_IPC_H_
#define _ASM_X86_INTEL_PMC_IPC_H_
diff --git a/arch/x86/include/asm/intel_pt.h b/arch/x86/include/asm/intel_pt.h
index e1a411786bf5..b523f51c5400 100644
--- a/arch/x86/include/asm/intel_pt.h
+++ b/arch/x86/include/asm/intel_pt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_PT_H
#define _ASM_X86_INTEL_PT_H
diff --git a/arch/x86/include/asm/intel_punit_ipc.h b/arch/x86/include/asm/intel_punit_ipc.h
index 201eb9dce595..ce16da719596 100644
--- a/arch/x86/include/asm/intel_punit_ipc.h
+++ b/arch/x86/include/asm/intel_punit_ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_PUNIT_IPC_H_
#define _ASM_X86_INTEL_PUNIT_IPC_H_
diff --git a/arch/x86/include/asm/intel_rdt_sched.h b/arch/x86/include/asm/intel_rdt_sched.h
index b4bbf8b21512..9acb06b6f81e 100644
--- a/arch/x86/include/asm/intel_rdt_sched.h
+++ b/arch/x86/include/asm/intel_rdt_sched.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_RDT_SCHED_H
#define _ASM_X86_INTEL_RDT_SCHED_H
diff --git a/arch/x86/include/asm/intel_scu_ipc.h b/arch/x86/include/asm/intel_scu_ipc.h
index 81d3d8776fd9..4a8c6e817398 100644
--- a/arch/x86/include/asm/intel_scu_ipc.h
+++ b/arch/x86/include/asm/intel_scu_ipc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_SCU_IPC_H_
#define _ASM_X86_INTEL_SCU_IPC_H_
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 322d25ae23ab..efb6c17ca902 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IO_H
#define _ASM_X86_IO_H
diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h
index 6cbf2cfb3f8a..5c27e146a166 100644
--- a/arch/x86/include/asm/io_apic.h
+++ b/arch/x86/include/asm/io_apic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IO_APIC_H
#define _ASM_X86_IO_APIC_H
diff --git a/arch/x86/include/asm/iommu.h b/arch/x86/include/asm/iommu.h
index fca144a104e4..1e5d5d92eb40 100644
--- a/arch/x86/include/asm/iommu.h
+++ b/arch/x86/include/asm/iommu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IOMMU_H
#define _ASM_X86_IOMMU_H
diff --git a/arch/x86/include/asm/iommu_table.h b/arch/x86/include/asm/iommu_table.h
index e37d6b3ad983..1fb3fd1a83c2 100644
--- a/arch/x86/include/asm/iommu_table.h
+++ b/arch/x86/include/asm/iommu_table.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IOMMU_TABLE_H
#define _ASM_X86_IOMMU_TABLE_H
diff --git a/arch/x86/include/asm/iosf_mbi.h b/arch/x86/include/asm/iosf_mbi.h
index c313cac36f56..7d87437bd030 100644
--- a/arch/x86/include/asm/iosf_mbi.h
+++ b/arch/x86/include/asm/iosf_mbi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Intel OnChip System Fabric MailBox access support
*/
diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h
index 9958ceea2fa3..d8632f8fa17d 100644
--- a/arch/x86/include/asm/irq.h
+++ b/arch/x86/include/asm/irq.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IRQ_H
#define _ASM_X86_IRQ_H
/*
diff --git a/arch/x86/include/asm/irq_regs.h b/arch/x86/include/asm/irq_regs.h
index d82250b1debb..8f3bee821e6c 100644
--- a/arch/x86/include/asm/irq_regs.h
+++ b/arch/x86/include/asm/irq_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Per-cpu current frame pointer - the location of the last exception frame on
* the stack, stored in the per-cpu area.
diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index aaf8d28b5d00..c20ffca8fef1 100644
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_IRQ_VECTORS_H
#define _ASM_X86_IRQ_VECTORS_H
diff --git a/arch/x86/include/asm/irq_work.h b/arch/x86/include/asm/irq_work.h
index ddbb8ea0f5a9..800ffce0db29 100644
--- a/arch/x86/include/asm/irq_work.h
+++ b/arch/x86/include/asm/irq_work.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IRQ_WORK_H
#define _ASM_IRQ_WORK_H
diff --git a/arch/x86/include/asm/irqdomain.h b/arch/x86/include/asm/irqdomain.h
index d26075b52885..423e112c1e8f 100644
--- a/arch/x86/include/asm/irqdomain.h
+++ b/arch/x86/include/asm/irqdomain.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_IRQDOMAIN_H
#define _ASM_IRQDOMAIN_H
diff --git a/arch/x86/include/asm/irqflags.h b/arch/x86/include/asm/irqflags.h
index ac7692dcfa2e..c8ef23f2c28f 100644
--- a/arch/x86/include/asm/irqflags.h
+++ b/arch/x86/include/asm/irqflags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _X86_IRQFLAGS_H_
#define _X86_IRQFLAGS_H_
diff --git a/arch/x86/include/asm/jump_label.h b/arch/x86/include/asm/jump_label.h
index adc54c12cbd1..8c0de4282659 100644
--- a/arch/x86/include/asm/jump_label.h
+++ b/arch/x86/include/asm/jump_label.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_JUMP_LABEL_H
#define _ASM_X86_JUMP_LABEL_H
diff --git a/arch/x86/include/asm/kasan.h b/arch/x86/include/asm/kasan.h
index f527b02a0ee3..b577dd0916aa 100644
--- a/arch/x86/include/asm/kasan.h
+++ b/arch/x86/include/asm/kasan.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KASAN_H
#define _ASM_X86_KASAN_H
diff --git a/arch/x86/include/asm/kaslr.h b/arch/x86/include/asm/kaslr.h
index 1052a797d71d..460991e3b529 100644
--- a/arch/x86/include/asm/kaslr.h
+++ b/arch/x86/include/asm/kaslr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KASLR_H_
#define _ASM_KASLR_H_
diff --git a/arch/x86/include/asm/kbdleds.h b/arch/x86/include/asm/kbdleds.h
index f27ac5ff597d..197ea4fedd53 100644
--- a/arch/x86/include/asm/kbdleds.h
+++ b/arch/x86/include/asm/kbdleds.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KBDLEDS_H
#define _ASM_X86_KBDLEDS_H
diff --git a/arch/x86/include/asm/kdebug.h b/arch/x86/include/asm/kdebug.h
index 29a594a3b82a..f86a8caa561e 100644
--- a/arch/x86/include/asm/kdebug.h
+++ b/arch/x86/include/asm/kdebug.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KDEBUG_H
#define _ASM_X86_KDEBUG_H
diff --git a/arch/x86/include/asm/kexec-bzimage64.h b/arch/x86/include/asm/kexec-bzimage64.h
index d1b5d194e31d..9f07cff43705 100644
--- a/arch/x86/include/asm/kexec-bzimage64.h
+++ b/arch/x86/include/asm/kexec-bzimage64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_KEXEC_BZIMAGE64_H
#define _ASM_KEXEC_BZIMAGE64_H
diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h
index 942c1f444da8..f327236f0fa7 100644
--- a/arch/x86/include/asm/kexec.h
+++ b/arch/x86/include/asm/kexec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KEXEC_H
#define _ASM_X86_KEXEC_H
diff --git a/arch/x86/include/asm/kgdb.h b/arch/x86/include/asm/kgdb.h
index 22a8537eb780..aacaf2502bd2 100644
--- a/arch/x86/include/asm/kgdb.h
+++ b/arch/x86/include/asm/kgdb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KGDB_H
#define _ASM_X86_KGDB_H
diff --git a/arch/x86/include/asm/kmap_types.h b/arch/x86/include/asm/kmap_types.h
index 9e00a731a7fb..04ab8266e347 100644
--- a/arch/x86/include/asm/kmap_types.h
+++ b/arch/x86/include/asm/kmap_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KMAP_TYPES_H
#define _ASM_X86_KMAP_TYPES_H
diff --git a/arch/x86/include/asm/kmemcheck.h b/arch/x86/include/asm/kmemcheck.h
index ed01518f297e..945a0337fbcf 100644
--- a/arch/x86/include/asm/kmemcheck.h
+++ b/arch/x86/include/asm/kmemcheck.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_X86_KMEMCHECK_H
#define ASM_X86_KMEMCHECK_H
diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index fa2558e12024..ee23a43386a2 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* x86_emulate.h
*
diff --git a/arch/x86/include/asm/kvm_guest.h b/arch/x86/include/asm/kvm_guest.h
index a92b1763c419..46185263d9c2 100644
--- a/arch/x86/include/asm/kvm_guest.h
+++ b/arch/x86/include/asm/kvm_guest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KVM_GUEST_H
#define _ASM_X86_KVM_GUEST_H
diff --git a/arch/x86/include/asm/kvm_page_track.h b/arch/x86/include/asm/kvm_page_track.h
index c4eda791f877..172f9749dbb2 100644
--- a/arch/x86/include/asm/kvm_page_track.h
+++ b/arch/x86/include/asm/kvm_page_track.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KVM_PAGE_TRACK_H
#define _ASM_X86_KVM_PAGE_TRACK_H
diff --git a/arch/x86/include/asm/kvm_para.h b/arch/x86/include/asm/kvm_para.h
index 59ad3d132353..c373e44049b1 100644
--- a/arch/x86/include/asm/kvm_para.h
+++ b/arch/x86/include/asm/kvm_para.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KVM_PARA_H
#define _ASM_X86_KVM_PARA_H
diff --git a/arch/x86/include/asm/kvmclock.h b/arch/x86/include/asm/kvmclock.h
index f260bef63591..eceea9299097 100644
--- a/arch/x86/include/asm/kvmclock.h
+++ b/arch/x86/include/asm/kvmclock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_KVM_CLOCK_H
#define _ASM_X86_KVM_CLOCK_H
diff --git a/arch/x86/include/asm/linkage.h b/arch/x86/include/asm/linkage.h
index 0ccb26dda126..14caa9d9fb7f 100644
--- a/arch/x86/include/asm/linkage.h
+++ b/arch/x86/include/asm/linkage.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_LINKAGE_H
#define _ASM_X86_LINKAGE_H
diff --git a/arch/x86/include/asm/local.h b/arch/x86/include/asm/local.h
index 7511978093eb..c91083c59845 100644
--- a/arch/x86/include/asm/local.h
+++ b/arch/x86/include/asm/local.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_LOCAL_H
#define _ASM_X86_LOCAL_H
diff --git a/arch/x86/include/asm/mach_timer.h b/arch/x86/include/asm/mach_timer.h
index 88d0c3c74c13..044daf6fb8f6 100644
--- a/arch/x86/include/asm/mach_timer.h
+++ b/arch/x86/include/asm/mach_timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine specific calibrate_tsc() for generic.
* Split out from timer_tsc.c by Osamu Tomita <tomita@cinet.co.jp>
diff --git a/arch/x86/include/asm/mach_traps.h b/arch/x86/include/asm/mach_traps.h
index a01e7ec7d237..e39a517467cd 100644
--- a/arch/x86/include/asm/mach_traps.h
+++ b/arch/x86/include/asm/mach_traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine specific NMI handling for generic.
* Split out from traps.c by Osamu Tomita <tomita@cinet.co.jp>
diff --git a/arch/x86/include/asm/math_emu.h b/arch/x86/include/asm/math_emu.h
index 0d9b14f60d2c..3c42743083ed 100644
--- a/arch/x86/include/asm/math_emu.h
+++ b/arch/x86/include/asm/math_emu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MATH_EMU_H
#define _ASM_X86_MATH_EMU_H
diff --git a/arch/x86/include/asm/mc146818rtc.h b/arch/x86/include/asm/mc146818rtc.h
index 24acd9ba7837..1775a32f7ea6 100644
--- a/arch/x86/include/asm/mc146818rtc.h
+++ b/arch/x86/include/asm/mc146818rtc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Machine dependent access functions for RTC registers.
*/
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index 8edac1de2e35..b1e8d8db921f 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MCE_H
#define _ASM_X86_MCE_H
diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h
index daadeeea00b1..55520cec8b27 100644
--- a/arch/x86/include/asm/microcode.h
+++ b/arch/x86/include/asm/microcode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MICROCODE_H
#define _ASM_X86_MICROCODE_H
diff --git a/arch/x86/include/asm/microcode_amd.h b/arch/x86/include/asm/microcode_amd.h
index 3d57009e168b..209492849566 100644
--- a/arch/x86/include/asm/microcode_amd.h
+++ b/arch/x86/include/asm/microcode_amd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MICROCODE_AMD_H
#define _ASM_X86_MICROCODE_AMD_H
diff --git a/arch/x86/include/asm/microcode_intel.h b/arch/x86/include/asm/microcode_intel.h
index e793fc9a9b20..d85a07d7154f 100644
--- a/arch/x86/include/asm/microcode_intel.h
+++ b/arch/x86/include/asm/microcode_intel.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MICROCODE_INTEL_H
#define _ASM_X86_MICROCODE_INTEL_H
diff --git a/arch/x86/include/asm/misc.h b/arch/x86/include/asm/misc.h
index 475f5bbc7f53..bb049cca3729 100644
--- a/arch/x86/include/asm/misc.h
+++ b/arch/x86/include/asm/misc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MISC_H
#define _ASM_X86_MISC_H
diff --git a/arch/x86/include/asm/mmconfig.h b/arch/x86/include/asm/mmconfig.h
index 04a3fed22cfe..976486447e10 100644
--- a/arch/x86/include/asm/mmconfig.h
+++ b/arch/x86/include/asm/mmconfig.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MMCONFIG_H
#define _ASM_X86_MMCONFIG_H
diff --git a/arch/x86/include/asm/mmu.h b/arch/x86/include/asm/mmu.h
index bb8c597c2248..9ea26f167497 100644
--- a/arch/x86/include/asm/mmu.h
+++ b/arch/x86/include/asm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MMU_H
#define _ASM_X86_MMU_H
diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h
index 3c856a15b98e..6699fc441644 100644
--- a/arch/x86/include/asm/mmu_context.h
+++ b/arch/x86/include/asm/mmu_context.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MMU_CONTEXT_H
#define _ASM_X86_MMU_CONTEXT_H
diff --git a/arch/x86/include/asm/mmx.h b/arch/x86/include/asm/mmx.h
index 5cbf3135b971..f572d0f944bb 100644
--- a/arch/x86/include/asm/mmx.h
+++ b/arch/x86/include/asm/mmx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MMX_H
#define _ASM_X86_MMX_H
diff --git a/arch/x86/include/asm/mmzone.h b/arch/x86/include/asm/mmzone.h
index d497bc425cae..c41b41edd691 100644
--- a/arch/x86/include/asm/mmzone.h
+++ b/arch/x86/include/asm/mmzone.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_X86_32
# include <asm/mmzone_32.h>
#else
diff --git a/arch/x86/include/asm/mmzone_32.h b/arch/x86/include/asm/mmzone_32.h
index 1ec990bd7dc0..73d8dd14dda2 100644
--- a/arch/x86/include/asm/mmzone_32.h
+++ b/arch/x86/include/asm/mmzone_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Written by Pat Gaughen (gone@us.ibm.com) Mar 2002
*
diff --git a/arch/x86/include/asm/mmzone_64.h b/arch/x86/include/asm/mmzone_64.h
index 129d9aa3ceb3..0c585046f744 100644
--- a/arch/x86/include/asm/mmzone_64.h
+++ b/arch/x86/include/asm/mmzone_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* K8 NUMA support */
/* Copyright 2002,2003 by Andi Kleen, SuSE Labs */
/* 2.5 Version loosely based on the NUMAQ Code by Pat Gaughen. */
diff --git a/arch/x86/include/asm/module.h b/arch/x86/include/asm/module.h
index 9eb7c718aaf8..8546fafa21a9 100644
--- a/arch/x86/include/asm/module.h
+++ b/arch/x86/include/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MODULE_H
#define _ASM_X86_MODULE_H
diff --git a/arch/x86/include/asm/mpspec.h b/arch/x86/include/asm/mpspec.h
index c471ca1f9412..606cbaebd336 100644
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MPSPEC_H
#define _ASM_X86_MPSPEC_H
diff --git a/arch/x86/include/asm/mpspec_def.h b/arch/x86/include/asm/mpspec_def.h
index b31f8c098271..9492893aec52 100644
--- a/arch/x86/include/asm/mpspec_def.h
+++ b/arch/x86/include/asm/mpspec_def.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MPSPEC_DEF_H
#define _ASM_X86_MPSPEC_DEF_H
diff --git a/arch/x86/include/asm/mpx.h b/arch/x86/include/asm/mpx.h
index 7d7404756bb4..61eb4b63c5ec 100644
--- a/arch/x86/include/asm/mpx.h
+++ b/arch/x86/include/asm/mpx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MPX_H
#define _ASM_X86_MPX_H
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index 530f448fddaf..581bb54dd464 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSHYPER_H
#define _ASM_X86_MSHYPER_H
diff --git a/arch/x86/include/asm/msi.h b/arch/x86/include/asm/msi.h
index eb4b09b41df5..25ddd0916bb2 100644
--- a/arch/x86/include/asm/msi.h
+++ b/arch/x86/include/asm/msi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSI_H
#define _ASM_X86_MSI_H
#include <asm/hw_irq.h>
diff --git a/arch/x86/include/asm/msidef.h b/arch/x86/include/asm/msidef.h
index 4cc48af23fef..ee2f8ccc32d0 100644
--- a/arch/x86/include/asm/msidef.h
+++ b/arch/x86/include/asm/msidef.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSIDEF_H
#define _ASM_X86_MSIDEF_H
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 17f5c12e1afd..ab022618a50a 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSR_INDEX_H
#define _ASM_X86_MSR_INDEX_H
diff --git a/arch/x86/include/asm/msr-trace.h b/arch/x86/include/asm/msr-trace.h
index 7567225747d8..f6adbe96856a 100644
--- a/arch/x86/include/asm/msr-trace.h
+++ b/arch/x86/include/asm/msr-trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM msr
diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h
index 898dba2e2e2c..07962f5f6fba 100644
--- a/arch/x86/include/asm/msr.h
+++ b/arch/x86/include/asm/msr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MSR_H
#define _ASM_X86_MSR_H
diff --git a/arch/x86/include/asm/mwait.h b/arch/x86/include/asm/mwait.h
index bda3c27f0da0..39a2fb29378a 100644
--- a/arch/x86/include/asm/mwait.h
+++ b/arch/x86/include/asm/mwait.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_MWAIT_H
#define _ASM_X86_MWAIT_H
diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h
index 5f2fc4441b11..75ded1d13d98 100644
--- a/arch/x86/include/asm/nmi.h
+++ b/arch/x86/include/asm/nmi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_NMI_H
#define _ASM_X86_NMI_H
diff --git a/arch/x86/include/asm/nops.h b/arch/x86/include/asm/nops.h
index aff2b3356101..12f12b5cf2ca 100644
--- a/arch/x86/include/asm/nops.h
+++ b/arch/x86/include/asm/nops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_NOPS_H
#define _ASM_X86_NOPS_H
diff --git a/arch/x86/include/asm/numa.h b/arch/x86/include/asm/numa.h
index 01b493e5a99b..bbfde3d2662f 100644
--- a/arch/x86/include/asm/numa.h
+++ b/arch/x86/include/asm/numa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_NUMA_H
#define _ASM_X86_NUMA_H
diff --git a/arch/x86/include/asm/numa_32.h b/arch/x86/include/asm/numa_32.h
index e7d6b8254742..9c8e9e85be77 100644
--- a/arch/x86/include/asm/numa_32.h
+++ b/arch/x86/include/asm/numa_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_NUMA_32_H
#define _ASM_X86_NUMA_32_H
diff --git a/arch/x86/include/asm/olpc.h b/arch/x86/include/asm/olpc.h
index 72f9adf6eca4..c2bf1de5d901 100644
--- a/arch/x86/include/asm/olpc.h
+++ b/arch/x86/include/asm/olpc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* OLPC machine specific definitions */
#ifndef _ASM_X86_OLPC_H
diff --git a/arch/x86/include/asm/olpc_ofw.h b/arch/x86/include/asm/olpc_ofw.h
index 24487712e0b1..8c2a1daf7f72 100644
--- a/arch/x86/include/asm/olpc_ofw.h
+++ b/arch/x86/include/asm/olpc_ofw.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_OLPC_OFW_H
#define _ASM_X86_OLPC_OFW_H
diff --git a/arch/x86/include/asm/page.h b/arch/x86/include/asm/page.h
index cf8f619b305f..7555b48803a8 100644
--- a/arch/x86/include/asm/page.h
+++ b/arch/x86/include/asm/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_H
#define _ASM_X86_PAGE_H
diff --git a/arch/x86/include/asm/page_32.h b/arch/x86/include/asm/page_32.h
index 904f528cc8e8..94dbd51df58f 100644
--- a/arch/x86/include/asm/page_32.h
+++ b/arch/x86/include/asm/page_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_32_H
#define _ASM_X86_PAGE_32_H
diff --git a/arch/x86/include/asm/page_32_types.h b/arch/x86/include/asm/page_32_types.h
index 3bae4969ac65..aa30c3241ea7 100644
--- a/arch/x86/include/asm/page_32_types.h
+++ b/arch/x86/include/asm/page_32_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_32_DEFS_H
#define _ASM_X86_PAGE_32_DEFS_H
diff --git a/arch/x86/include/asm/page_64.h b/arch/x86/include/asm/page_64.h
index b50df06ad251..4baa6bceb232 100644
--- a/arch/x86/include/asm/page_64.h
+++ b/arch/x86/include/asm/page_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_64_H
#define _ASM_X86_PAGE_64_H
diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h
index 3f5f08b010d0..e1407312c412 100644
--- a/arch/x86/include/asm/page_64_types.h
+++ b/arch/x86/include/asm/page_64_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_64_DEFS_H
#define _ASM_X86_PAGE_64_DEFS_H
diff --git a/arch/x86/include/asm/page_types.h b/arch/x86/include/asm/page_types.h
index b98ed9d14630..1e53560a84bb 100644
--- a/arch/x86/include/asm/page_types.h
+++ b/arch/x86/include/asm/page_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAGE_DEFS_H
#define _ASM_X86_PAGE_DEFS_H
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 12deec722cf0..fd81228e8037 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PARAVIRT_H
#define _ASM_X86_PARAVIRT_H
/* Various instructions on x86 need to be replaced for
diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index 280d94c36dad..10cc3b9709fe 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PARAVIRT_TYPES_H
#define _ASM_X86_PARAVIRT_TYPES_H
diff --git a/arch/x86/include/asm/parport.h b/arch/x86/include/asm/parport.h
index 0d2d3b29118f..163f78259a7e 100644
--- a/arch/x86/include/asm/parport.h
+++ b/arch/x86/include/asm/parport.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PARPORT_H
#define _ASM_X86_PARPORT_H
diff --git a/arch/x86/include/asm/pat.h b/arch/x86/include/asm/pat.h
index fffb2794dd89..8a3ee355b422 100644
--- a/arch/x86/include/asm/pat.h
+++ b/arch/x86/include/asm/pat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PAT_H
#define _ASM_X86_PAT_H
diff --git a/arch/x86/include/asm/pci-direct.h b/arch/x86/include/asm/pci-direct.h
index b1e7a45d868a..e1084f71a295 100644
--- a/arch/x86/include/asm/pci-direct.h
+++ b/arch/x86/include/asm/pci-direct.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PCI_DIRECT_H
#define _ASM_X86_PCI_DIRECT_H
diff --git a/arch/x86/include/asm/pci-functions.h b/arch/x86/include/asm/pci-functions.h
index ed0bab427354..1bbc10812ae1 100644
--- a/arch/x86/include/asm/pci-functions.h
+++ b/arch/x86/include/asm/pci-functions.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* PCI BIOS function numbering for conventional PCI BIOS
* systems
diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h
index 473a7295ab10..09c06b0fb964 100644
--- a/arch/x86/include/asm/pci.h
+++ b/arch/x86/include/asm/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PCI_H
#define _ASM_X86_PCI_H
diff --git a/arch/x86/include/asm/pci_64.h b/arch/x86/include/asm/pci_64.h
index fe15cfb21b9b..f5411de0ae11 100644
--- a/arch/x86/include/asm/pci_64.h
+++ b/arch/x86/include/asm/pci_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PCI_64_H
#define _ASM_X86_PCI_64_H
diff --git a/arch/x86/include/asm/pci_x86.h b/arch/x86/include/asm/pci_x86.h
index 9f1b21f372fe..7a5d6695abd3 100644
--- a/arch/x86/include/asm/pci_x86.h
+++ b/arch/x86/include/asm/pci_x86.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Low-Level PCI Access for i386 machines.
*
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index 9fa03604b2b3..377f1ffd18be 100644
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PERCPU_H
#define _ASM_X86_PERCPU_H
diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h
index f353061bba1d..12f54082f4c8 100644
--- a/arch/x86/include/asm/perf_event.h
+++ b/arch/x86/include/asm/perf_event.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PERF_EVENT_H
#define _ASM_X86_PERF_EVENT_H
diff --git a/arch/x86/include/asm/perf_event_p4.h b/arch/x86/include/asm/perf_event_p4.h
index d725382c2ae0..94de1a05aeba 100644
--- a/arch/x86/include/asm/perf_event_p4.h
+++ b/arch/x86/include/asm/perf_event_p4.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Netburst Performance Events (P4, old Xeon)
*/
diff --git a/arch/x86/include/asm/pgalloc.h b/arch/x86/include/asm/pgalloc.h
index b2d0cd8288aa..4b5e1eafada7 100644
--- a/arch/x86/include/asm/pgalloc.h
+++ b/arch/x86/include/asm/pgalloc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGALLOC_H
#define _ASM_X86_PGALLOC_H
diff --git a/arch/x86/include/asm/pgtable-2level.h b/arch/x86/include/asm/pgtable-2level.h
index a8b96e708c2b..685ffe8a0eaf 100644
--- a/arch/x86/include/asm/pgtable-2level.h
+++ b/arch/x86/include/asm/pgtable-2level.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_2LEVEL_H
#define _ASM_X86_PGTABLE_2LEVEL_H
diff --git a/arch/x86/include/asm/pgtable-2level_types.h b/arch/x86/include/asm/pgtable-2level_types.h
index 373ab1de909f..f982ef808e7e 100644
--- a/arch/x86/include/asm/pgtable-2level_types.h
+++ b/arch/x86/include/asm/pgtable-2level_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_2LEVEL_DEFS_H
#define _ASM_X86_PGTABLE_2LEVEL_DEFS_H
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index c8821bab938f..bc4af5453802 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_3LEVEL_H
#define _ASM_X86_PGTABLE_3LEVEL_H
diff --git a/arch/x86/include/asm/pgtable-3level_types.h b/arch/x86/include/asm/pgtable-3level_types.h
index b8a4341faafa..876b4c77d983 100644
--- a/arch/x86/include/asm/pgtable-3level_types.h
+++ b/arch/x86/include/asm/pgtable-3level_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_3LEVEL_DEFS_H
#define _ASM_X86_PGTABLE_3LEVEL_DEFS_H
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index b714934512b3..f735c3016325 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_H
#define _ASM_X86_PGTABLE_H
diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h
index bfab55675c16..e67c0620aec2 100644
--- a/arch/x86/include/asm/pgtable_32.h
+++ b/arch/x86/include/asm/pgtable_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_32_H
#define _ASM_X86_PGTABLE_32_H
diff --git a/arch/x86/include/asm/pgtable_32_types.h b/arch/x86/include/asm/pgtable_32_types.h
index 9fb2f2bc8245..f2ca9b28fd68 100644
--- a/arch/x86/include/asm/pgtable_32_types.h
+++ b/arch/x86/include/asm/pgtable_32_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_32_DEFS_H
#define _ASM_X86_PGTABLE_32_DEFS_H
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index 972a4698c530..e9f05331e732 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_64_H
#define _ASM_X86_PGTABLE_64_H
diff --git a/arch/x86/include/asm/pgtable_64_types.h b/arch/x86/include/asm/pgtable_64_types.h
index 06470da156ba..6d5f45dcd4a1 100644
--- a/arch/x86/include/asm/pgtable_64_types.h
+++ b/arch/x86/include/asm/pgtable_64_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_64_DEFS_H
#define _ASM_X86_PGTABLE_64_DEFS_H
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index f1492473f10e..59df7b47a434 100644
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PGTABLE_DEFS_H
#define _ASM_X86_PGTABLE_DEFS_H
diff --git a/arch/x86/include/asm/pkeys.h b/arch/x86/include/asm/pkeys.h
index b3b09b98896d..a0ba1ffda0df 100644
--- a/arch/x86/include/asm/pkeys.h
+++ b/arch/x86/include/asm/pkeys.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PKEYS_H
#define _ASM_X86_PKEYS_H
diff --git a/arch/x86/include/asm/pm-trace.h b/arch/x86/include/asm/pm-trace.h
index 7b7ac42c3661..bfa32aa428e5 100644
--- a/arch/x86/include/asm/pm-trace.h
+++ b/arch/x86/include/asm/pm-trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PM_TRACE_H
#define _ASM_X86_PM_TRACE_H
diff --git a/arch/x86/include/asm/posix_types.h b/arch/x86/include/asm/posix_types.h
index f565f6dd59d4..374336e217ff 100644
--- a/arch/x86/include/asm/posix_types.h
+++ b/arch/x86/include/asm/posix_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
# ifdef CONFIG_X86_32
# include <asm/posix_types_32.h>
# else
diff --git a/arch/x86/include/asm/preempt.h b/arch/x86/include/asm/preempt.h
index 4f44505dbf87..7f2dbd91fc74 100644
--- a/arch/x86/include/asm/preempt.h
+++ b/arch/x86/include/asm/preempt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_PREEMPT_H
#define __ASM_PREEMPT_H
diff --git a/arch/x86/include/asm/probe_roms.h b/arch/x86/include/asm/probe_roms.h
index 4950a0b1d09c..1c7f3815bbd6 100644
--- a/arch/x86/include/asm/probe_roms.h
+++ b/arch/x86/include/asm/probe_roms.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _PROBE_ROMS_H_
#define _PROBE_ROMS_H_
struct pci_dev;
diff --git a/arch/x86/include/asm/processor-cyrix.h b/arch/x86/include/asm/processor-cyrix.h
index 1198f2a0e42c..aaedd73ea2c6 100644
--- a/arch/x86/include/asm/processor-cyrix.h
+++ b/arch/x86/include/asm/processor-cyrix.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* NSC/Cyrix CPU indexed register access. Must be inlined instead of
* macros to ensure correct access ordering
diff --git a/arch/x86/include/asm/processor-flags.h b/arch/x86/include/asm/processor-flags.h
index dc723b64acf0..43212a43ee69 100644
--- a/arch/x86/include/asm/processor-flags.h
+++ b/arch/x86/include/asm/processor-flags.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PROCESSOR_FLAGS_H
#define _ASM_X86_PROCESSOR_FLAGS_H
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index b390ff76e58f..bdac19ab2488 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PROCESSOR_H
#define _ASM_X86_PROCESSOR_H
diff --git a/arch/x86/include/asm/proto.h b/arch/x86/include/asm/proto.h
index b408b1886195..6e81788a30c1 100644
--- a/arch/x86/include/asm/proto.h
+++ b/arch/x86/include/asm/proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PROTO_H
#define _ASM_X86_PROTO_H
diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h
index 91c04c8e67fa..c0e3c45cf6ab 100644
--- a/arch/x86/include/asm/ptrace.h
+++ b/arch/x86/include/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PTRACE_H
#define _ASM_X86_PTRACE_H
diff --git a/arch/x86/include/asm/purgatory.h b/arch/x86/include/asm/purgatory.h
index d7da2729903d..92c34e517da1 100644
--- a/arch/x86/include/asm/purgatory.h
+++ b/arch/x86/include/asm/purgatory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PURGATORY_H
#define _ASM_X86_PURGATORY_H
diff --git a/arch/x86/include/asm/pvclock-abi.h b/arch/x86/include/asm/pvclock-abi.h
index 67f08230103a..1436226efe3e 100644
--- a/arch/x86/include/asm/pvclock-abi.h
+++ b/arch/x86/include/asm/pvclock-abi.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PVCLOCK_ABI_H
#define _ASM_X86_PVCLOCK_ABI_H
#ifndef __ASSEMBLY__
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index 448cfe1b48cf..3e4ed8fb5f91 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PVCLOCK_H
#define _ASM_X86_PVCLOCK_H
diff --git a/arch/x86/include/asm/qrwlock.h b/arch/x86/include/asm/qrwlock.h
index c537cbb038a7..8656b5a6e8e7 100644
--- a/arch/x86/include/asm/qrwlock.h
+++ b/arch/x86/include/asm/qrwlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_QRWLOCK_H
#define _ASM_X86_QRWLOCK_H
diff --git a/arch/x86/include/asm/qspinlock.h b/arch/x86/include/asm/qspinlock.h
index 48a706f641f2..9982dd96f093 100644
--- a/arch/x86/include/asm/qspinlock.h
+++ b/arch/x86/include/asm/qspinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_QSPINLOCK_H
#define _ASM_X86_QSPINLOCK_H
diff --git a/arch/x86/include/asm/qspinlock_paravirt.h b/arch/x86/include/asm/qspinlock_paravirt.h
index 9d55f9b6e167..923307ea11c7 100644
--- a/arch/x86/include/asm/qspinlock_paravirt.h
+++ b/arch/x86/include/asm/qspinlock_paravirt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_QSPINLOCK_PARAVIRT_H
#define __ASM_QSPINLOCK_PARAVIRT_H
diff --git a/arch/x86/include/asm/realmode.h b/arch/x86/include/asm/realmode.h
index 90d91520c13a..63b3393bd98e 100644
--- a/arch/x86/include/asm/realmode.h
+++ b/arch/x86/include/asm/realmode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_X86_REALMODE_H
#define _ARCH_X86_REALMODE_H
diff --git a/arch/x86/include/asm/reboot.h b/arch/x86/include/asm/reboot.h
index fc62ba8dce93..a671a1145906 100644
--- a/arch/x86/include/asm/reboot.h
+++ b/arch/x86/include/asm/reboot.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_REBOOT_H
#define _ASM_X86_REBOOT_H
diff --git a/arch/x86/include/asm/reboot_fixups.h b/arch/x86/include/asm/reboot_fixups.h
index 765debe4c54c..96515658ce12 100644
--- a/arch/x86/include/asm/reboot_fixups.h
+++ b/arch/x86/include/asm/reboot_fixups.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_REBOOT_FIXUPS_H
#define _ASM_X86_REBOOT_FIXUPS_H
diff --git a/arch/x86/include/asm/rio.h b/arch/x86/include/asm/rio.h
index 97bab6388a92..0a21986d2238 100644
--- a/arch/x86/include/asm/rio.h
+++ b/arch/x86/include/asm/rio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Derived from include/asm-x86/mach-summit/mach_mpparse.h
* and include/asm-x86/mach-default/bios_ebda.h
diff --git a/arch/x86/include/asm/rmwcc.h b/arch/x86/include/asm/rmwcc.h
index 045f99211a99..d8f3a6ae9f6c 100644
--- a/arch/x86/include/asm/rmwcc.h
+++ b/arch/x86/include/asm/rmwcc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_RMWcc
#define _ASM_X86_RMWcc
diff --git a/arch/x86/include/asm/rwsem.h b/arch/x86/include/asm/rwsem.h
index 7116b7931c7b..4d38d85a16ad 100644
--- a/arch/x86/include/asm/rwsem.h
+++ b/arch/x86/include/asm/rwsem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* rwsem.h: R/W semaphores implemented using XADD/CMPXCHG for i486+
*
* Written by David Howells (dhowells@redhat.com).
diff --git a/arch/x86/include/asm/seccomp.h b/arch/x86/include/asm/seccomp.h
index 0c8c7c8861b4..2bd1338de236 100644
--- a/arch/x86/include/asm/seccomp.h
+++ b/arch/x86/include/asm/seccomp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SECCOMP_H
#define _ASM_X86_SECCOMP_H
diff --git a/arch/x86/include/asm/sections.h b/arch/x86/include/asm/sections.h
index 2f75f30cb2f6..d6baf23782bc 100644
--- a/arch/x86/include/asm/sections.h
+++ b/arch/x86/include/asm/sections.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SECTIONS_H
#define _ASM_X86_SECTIONS_H
diff --git a/arch/x86/include/asm/segment.h b/arch/x86/include/asm/segment.h
index 066aaf813141..b20f9d623f9c 100644
--- a/arch/x86/include/asm/segment.h
+++ b/arch/x86/include/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SEGMENT_H
#define _ASM_X86_SEGMENT_H
diff --git a/arch/x86/include/asm/serial.h b/arch/x86/include/asm/serial.h
index bb658211edad..ece8299d2695 100644
--- a/arch/x86/include/asm/serial.h
+++ b/arch/x86/include/asm/serial.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SERIAL_H
#define _ASM_X86_SERIAL_H
diff --git a/arch/x86/include/asm/set_memory.h b/arch/x86/include/asm/set_memory.h
index cd71273ec49d..bd090367236c 100644
--- a/arch/x86/include/asm/set_memory.h
+++ b/arch/x86/include/asm/set_memory.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SET_MEMORY_H
#define _ASM_X86_SET_MEMORY_H
diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h
index a65cf544686a..ae13bc974416 100644
--- a/arch/x86/include/asm/setup.h
+++ b/arch/x86/include/asm/setup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SETUP_H
#define _ASM_X86_SETUP_H
diff --git a/arch/x86/include/asm/shmparam.h b/arch/x86/include/asm/shmparam.h
index 0880cf0917b9..c4041819c3e5 100644
--- a/arch/x86/include/asm/shmparam.h
+++ b/arch/x86/include/asm/shmparam.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SHMPARAM_H
#define _ASM_X86_SHMPARAM_H
diff --git a/arch/x86/include/asm/sigcontext.h b/arch/x86/include/asm/sigcontext.h
index e6cd2c489dbb..140d890c2c98 100644
--- a/arch/x86/include/asm/sigcontext.h
+++ b/arch/x86/include/asm/sigcontext.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGCONTEXT_H
#define _ASM_X86_SIGCONTEXT_H
diff --git a/arch/x86/include/asm/sigframe.h b/arch/x86/include/asm/sigframe.h
index 34edd1650bae..f176114c04d4 100644
--- a/arch/x86/include/asm/sigframe.h
+++ b/arch/x86/include/asm/sigframe.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGFRAME_H
#define _ASM_X86_SIGFRAME_H
diff --git a/arch/x86/include/asm/sighandling.h b/arch/x86/include/asm/sighandling.h
index 452c88b8ad06..bd26834724e5 100644
--- a/arch/x86/include/asm/sighandling.h
+++ b/arch/x86/include/asm/sighandling.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGHANDLING_H
#define _ASM_X86_SIGHANDLING_H
diff --git a/arch/x86/include/asm/signal.h b/arch/x86/include/asm/signal.h
index 8af22be0fe61..5f9012ff52ed 100644
--- a/arch/x86/include/asm/signal.h
+++ b/arch/x86/include/asm/signal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGNAL_H
#define _ASM_X86_SIGNAL_H
diff --git a/arch/x86/include/asm/simd.h b/arch/x86/include/asm/simd.h
index 6c8a7ed13365..a341c878e977 100644
--- a/arch/x86/include/asm/simd.h
+++ b/arch/x86/include/asm/simd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/fpu/api.h>
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index 47103eca3775..461f53d27708 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SMP_H
#define _ASM_X86_SMP_H
#ifndef __ASSEMBLY__
diff --git a/arch/x86/include/asm/sparsemem.h b/arch/x86/include/asm/sparsemem.h
index 1f5bee2c202f..4fc1e9d3c43e 100644
--- a/arch/x86/include/asm/sparsemem.h
+++ b/arch/x86/include/asm/sparsemem.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SPARSEMEM_H
#define _ASM_X86_SPARSEMEM_H
diff --git a/arch/x86/include/asm/special_insns.h b/arch/x86/include/asm/special_insns.h
index a24dfcf79f4a..317fc59b512c 100644
--- a/arch/x86/include/asm/special_insns.h
+++ b/arch/x86/include/asm/special_insns.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SPECIAL_INSNS_H
#define _ASM_X86_SPECIAL_INSNS_H
diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h
index 6d391909e864..b34625796eb2 100644
--- a/arch/x86/include/asm/spinlock.h
+++ b/arch/x86/include/asm/spinlock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SPINLOCK_H
#define _ASM_X86_SPINLOCK_H
diff --git a/arch/x86/include/asm/spinlock_types.h b/arch/x86/include/asm/spinlock_types.h
index 25311ebb446c..bf3e34b25afc 100644
--- a/arch/x86/include/asm/spinlock_types.h
+++ b/arch/x86/include/asm/spinlock_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SPINLOCK_TYPES_H
#define _ASM_X86_SPINLOCK_TYPES_H
diff --git a/arch/x86/include/asm/sta2x11.h b/arch/x86/include/asm/sta2x11.h
index e9d32df89ccc..e0975e9c4f47 100644
--- a/arch/x86/include/asm/sta2x11.h
+++ b/arch/x86/include/asm/sta2x11.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Header file for STMicroelectronics ConneXt (STA2X11) IOHub
*/
diff --git a/arch/x86/include/asm/stackprotector.h b/arch/x86/include/asm/stackprotector.h
index 8abedf1d650e..371b3a4af000 100644
--- a/arch/x86/include/asm/stackprotector.h
+++ b/arch/x86/include/asm/stackprotector.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* GCC stack protector support.
*
diff --git a/arch/x86/include/asm/stacktrace.h b/arch/x86/include/asm/stacktrace.h
index 2e41c50ddf47..8da111b3c342 100644
--- a/arch/x86/include/asm/stacktrace.h
+++ b/arch/x86/include/asm/stacktrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
diff --git a/arch/x86/include/asm/string.h b/arch/x86/include/asm/string.h
index 09224d7a5862..c3c2c1914d65 100644
--- a/arch/x86/include/asm/string.h
+++ b/arch/x86/include/asm/string.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_X86_32
# include <asm/string_32.h>
#else
diff --git a/arch/x86/include/asm/string_32.h b/arch/x86/include/asm/string_32.h
index e371e7229042..076502241eae 100644
--- a/arch/x86/include/asm/string_32.h
+++ b/arch/x86/include/asm/string_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_STRING_32_H
#define _ASM_X86_STRING_32_H
diff --git a/arch/x86/include/asm/string_64.h b/arch/x86/include/asm/string_64.h
index f372a70a523f..0b1b4445f4c5 100644
--- a/arch/x86/include/asm/string_64.h
+++ b/arch/x86/include/asm/string_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_STRING_64_H
#define _ASM_X86_STRING_64_H
diff --git a/arch/x86/include/asm/suspend.h b/arch/x86/include/asm/suspend.h
index 2fab6c2c3575..ecffe81ff65c 100644
--- a/arch/x86/include/asm/suspend.h
+++ b/arch/x86/include/asm/suspend.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef CONFIG_X86_32
# include <asm/suspend_32.h>
#else
diff --git a/arch/x86/include/asm/suspend_32.h b/arch/x86/include/asm/suspend_32.h
index 8e9dbe7b73a1..982c325dad33 100644
--- a/arch/x86/include/asm/suspend_32.h
+++ b/arch/x86/include/asm/suspend_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2001-2002 Pavel Machek <pavel@suse.cz>
* Based on code
diff --git a/arch/x86/include/asm/suspend_64.h b/arch/x86/include/asm/suspend_64.h
index 2bd96b4df140..7306e911faee 100644
--- a/arch/x86/include/asm/suspend_64.h
+++ b/arch/x86/include/asm/suspend_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2001-2003 Pavel Machek <pavel@suse.cz>
* Based on code
diff --git a/arch/x86/include/asm/svm.h b/arch/x86/include/asm/svm.h
index 14835dd205a5..78dd9df88157 100644
--- a/arch/x86/include/asm/svm.h
+++ b/arch/x86/include/asm/svm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SVM_H
#define __SVM_H
diff --git a/arch/x86/include/asm/swiotlb.h b/arch/x86/include/asm/swiotlb.h
index d2f69b9ff732..bdf9aed40403 100644
--- a/arch/x86/include/asm/swiotlb.h
+++ b/arch/x86/include/asm/swiotlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SWIOTLB_H
#define _ASM_X86_SWIOTLB_H
diff --git a/arch/x86/include/asm/switch_to.h b/arch/x86/include/asm/switch_to.h
index fcc5cd387fd1..899084b70412 100644
--- a/arch/x86/include/asm/switch_to.h
+++ b/arch/x86/include/asm/switch_to.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SWITCH_TO_H
#define _ASM_X86_SWITCH_TO_H
diff --git a/arch/x86/include/asm/sync_bitops.h b/arch/x86/include/asm/sync_bitops.h
index cbf8847d02a0..2fe745356fb1 100644
--- a/arch/x86/include/asm/sync_bitops.h
+++ b/arch/x86/include/asm/sync_bitops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SYNC_BITOPS_H
#define _ASM_X86_SYNC_BITOPS_H
diff --git a/arch/x86/include/asm/text-patching.h b/arch/x86/include/asm/text-patching.h
index 90395063383c..2ecd34e2d46c 100644
--- a/arch/x86/include/asm/text-patching.h
+++ b/arch/x86/include/asm/text-patching.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TEXT_PATCHING_H
#define _ASM_X86_TEXT_PATCHING_H
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
index 89e7eeb5cec1..70f425947dc5 100644
--- a/arch/x86/include/asm/thread_info.h
+++ b/arch/x86/include/asm/thread_info.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* thread_info.h: low-level thread information
*
* Copyright (C) 2002 David Howells (dhowells@redhat.com)
diff --git a/arch/x86/include/asm/time.h b/arch/x86/include/asm/time.h
index 92b8aec06970..cef818b16045 100644
--- a/arch/x86/include/asm/time.h
+++ b/arch/x86/include/asm/time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TIME_H
#define _ASM_X86_TIME_H
diff --git a/arch/x86/include/asm/timer.h b/arch/x86/include/asm/timer.h
index 2016962103df..47457ab975fd 100644
--- a/arch/x86/include/asm/timer.h
+++ b/arch/x86/include/asm/timer.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TIMER_H
#define _ASM_X86_TIMER_H
#include <linux/pm.h>
diff --git a/arch/x86/include/asm/timex.h b/arch/x86/include/asm/timex.h
index 1375cfc93960..a4a8b1b16c0c 100644
--- a/arch/x86/include/asm/timex.h
+++ b/arch/x86/include/asm/timex.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TIMEX_H
#define _ASM_X86_TIMEX_H
diff --git a/arch/x86/include/asm/tlb.h b/arch/x86/include/asm/tlb.h
index 79a4ca6a9606..cb0a1f470980 100644
--- a/arch/x86/include/asm/tlb.h
+++ b/arch/x86/include/asm/tlb.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TLB_H
#define _ASM_X86_TLB_H
diff --git a/arch/x86/include/asm/tlbbatch.h b/arch/x86/include/asm/tlbbatch.h
index f4a6ff352a0e..1ad56eb3e8a8 100644
--- a/arch/x86/include/asm/tlbbatch.h
+++ b/arch/x86/include/asm/tlbbatch.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ARCH_X86_TLBBATCH_H
#define _ARCH_X86_TLBBATCH_H
diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h
index c4aed0de565e..509046cfa5ce 100644
--- a/arch/x86/include/asm/tlbflush.h
+++ b/arch/x86/include/asm/tlbflush.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TLBFLUSH_H
#define _ASM_X86_TLBFLUSH_H
diff --git a/arch/x86/include/asm/trace/exceptions.h b/arch/x86/include/asm/trace/exceptions.h
index 5665bf205b8d..69615e387973 100644
--- a/arch/x86/include/asm/trace/exceptions.h
+++ b/arch/x86/include/asm/trace/exceptions.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM exceptions
diff --git a/arch/x86/include/asm/trace/fpu.h b/arch/x86/include/asm/trace/fpu.h
index 39f7a27bef13..fa60398bbc3a 100644
--- a/arch/x86/include/asm/trace/fpu.h
+++ b/arch/x86/include/asm/trace/fpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM x86_fpu
diff --git a/arch/x86/include/asm/trace/irq_vectors.h b/arch/x86/include/asm/trace/irq_vectors.h
index 1599d394c8c1..8eb139ed1a03 100644
--- a/arch/x86/include/asm/trace/irq_vectors.h
+++ b/arch/x86/include/asm/trace/irq_vectors.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM irq_vectors
diff --git a/arch/x86/include/asm/trace/mpx.h b/arch/x86/include/asm/trace/mpx.h
index 0f492fc50bce..7bd92db09e8d 100644
--- a/arch/x86/include/asm/trace/mpx.h
+++ b/arch/x86/include/asm/trace/mpx.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM mpx
diff --git a/arch/x86/include/asm/trace_clock.h b/arch/x86/include/asm/trace_clock.h
index beab86cc282d..7061a5650969 100644
--- a/arch/x86/include/asm/trace_clock.h
+++ b/arch/x86/include/asm/trace_clock.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TRACE_CLOCK_H
#define _ASM_X86_TRACE_CLOCK_H
diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h
index 5545f6459bf5..b0cced97a6ce 100644
--- a/arch/x86/include/asm/traps.h
+++ b/arch/x86/include/asm/traps.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TRAPS_H
#define _ASM_X86_TRAPS_H
diff --git a/arch/x86/include/asm/tsc.h b/arch/x86/include/asm/tsc.h
index f5e6f1c417df..8da0efb13544 100644
--- a/arch/x86/include/asm/tsc.h
+++ b/arch/x86/include/asm/tsc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* x86 TSC related functions
*/
diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h
index 4b892917edeb..574dff4d2913 100644
--- a/arch/x86/include/asm/uaccess.h
+++ b/arch/x86/include/asm/uaccess.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UACCESS_H
#define _ASM_X86_UACCESS_H
/*
diff --git a/arch/x86/include/asm/uaccess_32.h b/arch/x86/include/asm/uaccess_32.h
index aeda9bb8af50..72950401b223 100644
--- a/arch/x86/include/asm/uaccess_32.h
+++ b/arch/x86/include/asm/uaccess_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UACCESS_32_H
#define _ASM_X86_UACCESS_32_H
diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h
index b16f6a1d8b26..f07ef3c575db 100644
--- a/arch/x86/include/asm/uaccess_64.h
+++ b/arch/x86/include/asm/uaccess_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UACCESS_64_H
#define _ASM_X86_UACCESS_64_H
diff --git a/arch/x86/include/asm/unaligned.h b/arch/x86/include/asm/unaligned.h
index a7bd416b4763..9c754a7447aa 100644
--- a/arch/x86/include/asm/unaligned.h
+++ b/arch/x86/include/asm/unaligned.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UNALIGNED_H
#define _ASM_X86_UNALIGNED_H
diff --git a/arch/x86/include/asm/unistd.h b/arch/x86/include/asm/unistd.h
index 1ba1536f627e..51c4eee00732 100644
--- a/arch/x86/include/asm/unistd.h
+++ b/arch/x86/include/asm/unistd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UNISTD_H
#define _ASM_X86_UNISTD_H 1
diff --git a/arch/x86/include/asm/unwind.h b/arch/x86/include/asm/unwind.h
index e9f793e2df7a..87adc0d38c4a 100644
--- a/arch/x86/include/asm/unwind.h
+++ b/arch/x86/include/asm/unwind.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UNWIND_H
#define _ASM_X86_UNWIND_H
diff --git a/arch/x86/include/asm/user.h b/arch/x86/include/asm/user.h
index 59a54e869f15..413c91746b27 100644
--- a/arch/x86/include/asm/user.h
+++ b/arch/x86/include/asm/user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_USER_H
#define _ASM_X86_USER_H
diff --git a/arch/x86/include/asm/user32.h b/arch/x86/include/asm/user32.h
index 14cbb73ebcba..fa577312f63a 100644
--- a/arch/x86/include/asm/user32.h
+++ b/arch/x86/include/asm/user32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_USER32_H
#define _ASM_X86_USER32_H
diff --git a/arch/x86/include/asm/user_32.h b/arch/x86/include/asm/user_32.h
index bebfd8644016..d72c3d66e94f 100644
--- a/arch/x86/include/asm/user_32.h
+++ b/arch/x86/include/asm/user_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_USER_32_H
#define _ASM_X86_USER_32_H
diff --git a/arch/x86/include/asm/user_64.h b/arch/x86/include/asm/user_64.h
index faf2cd3e0d76..db909923611c 100644
--- a/arch/x86/include/asm/user_64.h
+++ b/arch/x86/include/asm/user_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_USER_64_H
#define _ASM_X86_USER_64_H
diff --git a/arch/x86/include/asm/uv/uv.h b/arch/x86/include/asm/uv/uv.h
index b5a32231abd8..a80c0673798f 100644
--- a/arch/x86/include/asm/uv/uv.h
+++ b/arch/x86/include/asm/uv/uv.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_UV_UV_H
#define _ASM_X86_UV_UV_H
diff --git a/arch/x86/include/asm/vdso.h b/arch/x86/include/asm/vdso.h
index bccdf4938ddf..27566e57e87d 100644
--- a/arch/x86/include/asm/vdso.h
+++ b/arch/x86/include/asm/vdso.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_VDSO_H
#define _ASM_X86_VDSO_H
diff --git a/arch/x86/include/asm/vga.h b/arch/x86/include/asm/vga.h
index 9f42beefc67a..46f9b2deab4d 100644
--- a/arch/x86/include/asm/vga.h
+++ b/arch/x86/include/asm/vga.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Access to VGA videoram
*
diff --git a/arch/x86/include/asm/vgtod.h b/arch/x86/include/asm/vgtod.h
index 022e59714562..52250681f68c 100644
--- a/arch/x86/include/asm/vgtod.h
+++ b/arch/x86/include/asm/vgtod.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_VGTOD_H
#define _ASM_X86_VGTOD_H
diff --git a/arch/x86/include/asm/vm86.h b/arch/x86/include/asm/vm86.h
index 1e491f3af317..26efbec94448 100644
--- a/arch/x86/include/asm/vm86.h
+++ b/arch/x86/include/asm/vm86.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_VM86_H
#define _ASM_X86_VM86_H
diff --git a/arch/x86/include/asm/vsyscall.h b/arch/x86/include/asm/vsyscall.h
index 6ba66ee79710..d9a7c659009c 100644
--- a/arch/x86/include/asm/vsyscall.h
+++ b/arch/x86/include/asm/vsyscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_VSYSCALL_H
#define _ASM_X86_VSYSCALL_H
diff --git a/arch/x86/include/asm/word-at-a-time.h b/arch/x86/include/asm/word-at-a-time.h
index 5b238981542a..06006b0351f3 100644
--- a/arch/x86/include/asm/word-at-a-time.h
+++ b/arch/x86/include/asm/word-at-a-time.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_WORD_AT_A_TIME_H
#define _ASM_WORD_AT_A_TIME_H
diff --git a/arch/x86/include/asm/x2apic.h b/arch/x86/include/asm/x2apic.h
index f90f0a587c66..78ccf28d17db 100644
--- a/arch/x86/include/asm/x2apic.h
+++ b/arch/x86/include/asm/x2apic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common bits for X2APIC cluster/physical modes.
*/
diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h
index 7ba7e90a9ad6..8a1ebf9540dd 100644
--- a/arch/x86/include/asm/x86_init.h
+++ b/arch/x86/include/asm/x86_init.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_PLATFORM_H
#define _ASM_X86_PLATFORM_H
diff --git a/arch/x86/include/asm/xen/events.h b/arch/x86/include/asm/xen/events.h
index e6911caf5bbf..d383140e1dc8 100644
--- a/arch/x86/include/asm/xen/events.h
+++ b/arch/x86/include/asm/xen/events.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_EVENTS_H
#define _ASM_X86_XEN_EVENTS_H
diff --git a/arch/x86/include/asm/xen/interface_32.h b/arch/x86/include/asm/xen/interface_32.h
index 8413688b2571..dc40578abded 100644
--- a/arch/x86/include/asm/xen/interface_32.h
+++ b/arch/x86/include/asm/xen/interface_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
* arch-x86_32.h
*
diff --git a/arch/x86/include/asm/xen/interface_64.h b/arch/x86/include/asm/xen/interface_64.h
index 839a4811cf98..c599ec269a25 100644
--- a/arch/x86/include/asm/xen/interface_64.h
+++ b/arch/x86/include/asm/xen/interface_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_INTERFACE_64_H
#define _ASM_X86_XEN_INTERFACE_64_H
diff --git a/arch/x86/include/asm/xen/page-coherent.h b/arch/x86/include/asm/xen/page-coherent.h
index f02f025ff988..116777e7f387 100644
--- a/arch/x86/include/asm/xen/page-coherent.h
+++ b/arch/x86/include/asm/xen/page-coherent.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_PAGE_COHERENT_H
#define _ASM_X86_XEN_PAGE_COHERENT_H
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h
index 07b6531813c4..c6b84245e5ab 100644
--- a/arch/x86/include/asm/xen/page.h
+++ b/arch/x86/include/asm/xen/page.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_PAGE_H
#define _ASM_X86_XEN_PAGE_H
diff --git a/arch/x86/include/asm/xen/pci.h b/arch/x86/include/asm/xen/pci.h
index f320ee32d5a1..3506d8c598c1 100644
--- a/arch/x86/include/asm/xen/pci.h
+++ b/arch/x86/include/asm/xen/pci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XEN_PCI_H
#define _ASM_X86_XEN_PCI_H
diff --git a/arch/x86/include/asm/xen/swiotlb-xen.h b/arch/x86/include/asm/xen/swiotlb-xen.h
index ee52fcac6f72..6b56d0d45d15 100644
--- a/arch/x86/include/asm/xen/swiotlb-xen.h
+++ b/arch/x86/include/asm/xen/swiotlb-xen.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SWIOTLB_XEN_H
#define _ASM_X86_SWIOTLB_XEN_H
diff --git a/arch/x86/include/asm/xen/trace_types.h b/arch/x86/include/asm/xen/trace_types.h
index 21e1874c0a0b..2aad0abd68e2 100644
--- a/arch/x86/include/asm/xen/trace_types.h
+++ b/arch/x86/include/asm/xen/trace_types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_XEN_TRACE_TYPES_H
#define _ASM_XEN_TRACE_TYPES_H
diff --git a/arch/x86/include/asm/xor_64.h b/arch/x86/include/asm/xor_64.h
index 546f1e3b87cc..0307e4ec5044 100644
--- a/arch/x86/include/asm/xor_64.h
+++ b/arch/x86/include/asm/xor_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_XOR_64_H
#define _ASM_X86_XOR_64_H
diff --git a/arch/x86/include/uapi/asm/byteorder.h b/arch/x86/include/uapi/asm/byteorder.h
index b13a7a88f3eb..484e3cfd7ef2 100644
--- a/arch/x86/include/uapi/asm/byteorder.h
+++ b/arch/x86/include/uapi/asm/byteorder.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_BYTEORDER_H
#define _ASM_X86_BYTEORDER_H
diff --git a/arch/x86/include/uapi/asm/hwcap2.h b/arch/x86/include/uapi/asm/hwcap2.h
index 0bd2be5c7617..6ebaae90e207 100644
--- a/arch/x86/include/uapi/asm/hwcap2.h
+++ b/arch/x86/include/uapi/asm/hwcap2.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_HWCAP2_H
#define _ASM_X86_HWCAP2_H
diff --git a/arch/x86/include/uapi/asm/sigcontext32.h b/arch/x86/include/uapi/asm/sigcontext32.h
index a92b0f0dc09e..6b18e88de8a6 100644
--- a/arch/x86/include/uapi/asm/sigcontext32.h
+++ b/arch/x86/include/uapi/asm/sigcontext32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_SIGCONTEXT32_H
#define _ASM_X86_SIGCONTEXT32_H
diff --git a/arch/x86/include/uapi/asm/types.h b/arch/x86/include/uapi/asm/types.h
index 8e8c23fef08c..df55e1ddb0c9 100644
--- a/arch/x86/include/uapi/asm/types.h
+++ b/arch/x86/include/uapi/asm/types.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_TYPES_H
#define _ASM_X86_TYPES_H
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index fd0a7895b63f..5f70044340ff 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for the linux kernel.
#
diff --git a/arch/x86/kernel/acpi/Makefile b/arch/x86/kernel/acpi/Makefile
index 85a9e17e0dbc..f1bb57b0e41e 100644
--- a/arch/x86/kernel/acpi/Makefile
+++ b/arch/x86/kernel/acpi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD_wakeup_$(BITS).o := y
obj-$(CONFIG_ACPI) += boot.o
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index ed014814ea35..7188aea91549 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* sleep.c - x86-specific ACPI sleep support.
*
diff --git a/arch/x86/kernel/acpi/sleep.h b/arch/x86/kernel/acpi/sleep.h
index 65c7b606b606..fbb60ca4255c 100644
--- a/arch/x86/kernel/acpi/sleep.h
+++ b/arch/x86/kernel/acpi/sleep.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Variables and functions used by the code in sleep.c
*/
diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index ef2859f9fcce..f5d92bc3b884 100644
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Firmware replacement code.
*
diff --git a/arch/x86/kernel/apic/Makefile b/arch/x86/kernel/apic/Makefile
index 8e63ebdcbd0b..2fb7309c6900 100644
--- a/arch/x86/kernel/apic/Makefile
+++ b/arch/x86/kernel/apic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for local APIC drivers and for the IO-APIC code
#
diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c
index 6599f437b4ab..c8d211277315 100644
--- a/arch/x86/kernel/apic/apic_noop.c
+++ b/arch/x86/kernel/apic/apic_noop.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NOOP APIC driver.
*
diff --git a/arch/x86/kernel/apic/bigsmp_32.c b/arch/x86/kernel/apic/bigsmp_32.c
index 456e45e8bf84..e12fbcfc9571 100644
--- a/arch/x86/kernel/apic/bigsmp_32.c
+++ b/arch/x86/kernel/apic/bigsmp_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* APIC driver for "bigsmp" xAPIC machines with more than 8 virtual CPUs.
*
diff --git a/arch/x86/kernel/apic/hw_nmi.c b/arch/x86/kernel/apic/hw_nmi.c
index d6f387780849..d1fc62a67320 100644
--- a/arch/x86/kernel/apic/hw_nmi.c
+++ b/arch/x86/kernel/apic/hw_nmi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* HW NMI watchdog support
*
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 70e48aa6af98..3b89b27945ff 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel IO-APIC support for multi-Pentium hosts.
*
diff --git a/arch/x86/kernel/apic/ipi.c b/arch/x86/kernel/apic/ipi.c
index 3a205d4a12d0..82f9244fe61f 100644
--- a/arch/x86/kernel/apic/ipi.c
+++ b/arch/x86/kernel/apic/ipi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/cpumask.h>
#include <linux/interrupt.h>
diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c
index 481237cb1544..e216cf3d64d2 100644
--- a/arch/x86/kernel/apic/x2apic_cluster.c
+++ b/arch/x86/kernel/apic/x2apic_cluster.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/threads.h>
#include <linux/cpumask.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c
index 3baf0c3dc875..b94d35320f85 100644
--- a/arch/x86/kernel/apic/x2apic_phys.c
+++ b/arch/x86/kernel/apic/x2apic_phys.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/threads.h>
#include <linux/cpumask.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c
index de827d6ac8c2..8ea78275480d 100644
--- a/arch/x86/kernel/asm-offsets.c
+++ b/arch/x86/kernel/asm-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed to extract
diff --git a/arch/x86/kernel/asm-offsets_32.c b/arch/x86/kernel/asm-offsets_32.c
index 710edab9e644..dedf428b20b6 100644
--- a/arch/x86/kernel/asm-offsets_32.c
+++ b/arch/x86/kernel/asm-offsets_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef __LINUX_KBUILD_H
# error "Please do not build this file directly, build asm-offsets.c instead"
#endif
diff --git a/arch/x86/kernel/asm-offsets_64.c b/arch/x86/kernel/asm-offsets_64.c
index cf42206926af..630212fa9b9d 100644
--- a/arch/x86/kernel/asm-offsets_64.c
+++ b/arch/x86/kernel/asm-offsets_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#ifndef __LINUX_KBUILD_H
# error "Please do not build this file directly, build asm-offsets.c instead"
#endif
diff --git a/arch/x86/kernel/audit_64.c b/arch/x86/kernel/audit_64.c
index f3672508b249..e1efe44ebefc 100644
--- a/arch/x86/kernel/audit_64.c
+++ b/arch/x86/kernel/audit_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/types.h>
#include <linux/audit.h>
diff --git a/arch/x86/kernel/bootflag.c b/arch/x86/kernel/bootflag.c
index 52c8e3c7789d..3fed7ae58b60 100644
--- a/arch/x86/kernel/bootflag.c
+++ b/arch/x86/kernel/bootflag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Implement 'Simple Boot Flag Specification 2.0'
*/
diff --git a/arch/x86/kernel/check.c b/arch/x86/kernel/check.c
index 145863d4d343..33399426793e 100644
--- a/arch/x86/kernel/check.c
+++ b/arch/x86/kernel/check.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/sched.h>
#include <linux/kthread.h>
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
index e17942c131c8..c60922a66385 100644
--- a/arch/x86/kernel/cpu/Makefile
+++ b/arch/x86/kernel/cpu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for x86-compatible CPU details, features and quirks
#
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 0af86d9242da..ba0b2424c9b0 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/kernel/cpu/centaur.c b/arch/x86/kernel/cpu/centaur.c
index 44207b71fee1..68bc6d9b3132 100644
--- a/arch/x86/kernel/cpu/centaur.c
+++ b/arch/x86/kernel/cpu/centaur.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <linux/sched/clock.h>
diff --git a/arch/x86/kernel/cpu/cpu.h b/arch/x86/kernel/cpu/cpu.h
index 2584265d4745..f52a370b6c00 100644
--- a/arch/x86/kernel/cpu/cpu.h
+++ b/arch/x86/kernel/cpu/cpu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_CPU_H
#define ARCH_X86_CPU_H
diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c
index 6f077445647a..6b4bb335641f 100644
--- a/arch/x86/kernel/cpu/cyrix.c
+++ b/arch/x86/kernel/cpu/cyrix.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bitops.h>
#include <linux/delay.h>
#include <linux/pci.h>
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index dfa90a3a5145..b720dacac051 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index 9990a71e311f..54d04d574148 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Routines to identify caches on Intel CPU.
*
diff --git a/arch/x86/kernel/cpu/intel_rdt.h b/arch/x86/kernel/cpu/intel_rdt.h
index ebaddaeef023..a43a72d8e88e 100644
--- a/arch/x86/kernel/cpu/intel_rdt.h
+++ b/arch/x86/kernel/cpu/intel_rdt.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_X86_INTEL_RDT_H
#define _ASM_X86_INTEL_RDT_H
diff --git a/arch/x86/kernel/cpu/match.c b/arch/x86/kernel/cpu/match.c
index e42117d5f4d7..3fed38812eea 100644
--- a/arch/x86/kernel/cpu/match.c
+++ b/arch/x86/kernel/cpu/match.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/cpu_device_id.h>
#include <asm/cpufeature.h>
#include <linux/cpu.h>
diff --git a/arch/x86/kernel/cpu/mcheck/Makefile b/arch/x86/kernel/cpu/mcheck/Makefile
index 43051f0777d4..bcc7c54c7041 100644
--- a/arch/x86/kernel/cpu/mcheck/Makefile
+++ b/arch/x86/kernel/cpu/mcheck/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y = mce.o mce-severity.o mce-genpool.o
obj-$(CONFIG_X86_ANCIENT_MCE) += winchip.o p5.o
diff --git a/arch/x86/kernel/cpu/mcheck/mce-internal.h b/arch/x86/kernel/cpu/mcheck/mce-internal.h
index debb974fd17d..aa0d5df9dc60 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-internal.h
+++ b/arch/x86/kernel/cpu/mcheck/mce-internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __X86_MCE_INTERNAL_H__
#define __X86_MCE_INTERNAL_H__
diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel.c b/arch/x86/kernel/cpu/mcheck/mce_intel.c
index e84db79ef272..d05be307d081 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_intel.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_intel.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel specific MCE features.
* Copyright 2004 Zwane Mwaikambo <zwane@linuxpower.ca>
diff --git a/arch/x86/kernel/cpu/mcheck/p5.c b/arch/x86/kernel/cpu/mcheck/p5.c
index 2a0717bf8033..5cddf831720f 100644
--- a/arch/x86/kernel/cpu/mcheck/p5.c
+++ b/arch/x86/kernel/cpu/mcheck/p5.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* P5 specific Machine Check Exception Reporting
* (C) Copyright 2002 Alan Cox <alan@lxorguk.ukuu.org.uk>
diff --git a/arch/x86/kernel/cpu/mcheck/threshold.c b/arch/x86/kernel/cpu/mcheck/threshold.c
index 5e7249e42f8f..2b584b319eff 100644
--- a/arch/x86/kernel/cpu/mcheck/threshold.c
+++ b/arch/x86/kernel/cpu/mcheck/threshold.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common corrected MCE threshold handler code:
*/
diff --git a/arch/x86/kernel/cpu/mcheck/winchip.c b/arch/x86/kernel/cpu/mcheck/winchip.c
index c6a722e1d011..3b45b270a865 100644
--- a/arch/x86/kernel/cpu/mcheck/winchip.c
+++ b/arch/x86/kernel/cpu/mcheck/winchip.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IDT Winchip specific Machine Check Exception Reporting
* (C) Copyright 2002 Alan Cox <alan@lxorguk.ukuu.org.uk>
diff --git a/arch/x86/kernel/cpu/mkcapflags.sh b/arch/x86/kernel/cpu/mkcapflags.sh
index 6988c74409a8..d0dfb892c72f 100644
--- a/arch/x86/kernel/cpu/mkcapflags.sh
+++ b/arch/x86/kernel/cpu/mkcapflags.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
#
# Generate the x86_cap/bug_flags[] arrays from include/asm/cpufeatures.h
#
diff --git a/arch/x86/kernel/cpu/mtrr/amd.c b/arch/x86/kernel/cpu/mtrr/amd.c
index 92ba9cd31c9a..a65a0272096d 100644
--- a/arch/x86/kernel/cpu/mtrr/amd.c
+++ b/arch/x86/kernel/cpu/mtrr/amd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/mm.h>
#include <asm/mtrr.h>
diff --git a/arch/x86/kernel/cpu/mtrr/centaur.c b/arch/x86/kernel/cpu/mtrr/centaur.c
index 3d689937fc1b..f27177816569 100644
--- a/arch/x86/kernel/cpu/mtrr/centaur.c
+++ b/arch/x86/kernel/cpu/mtrr/centaur.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/mm.h>
diff --git a/arch/x86/kernel/cpu/mtrr/cyrix.c b/arch/x86/kernel/cpu/mtrr/cyrix.c
index b1086f79e57e..4296c702a3f7 100644
--- a/arch/x86/kernel/cpu/mtrr/cyrix.c
+++ b/arch/x86/kernel/cpu/mtrr/cyrix.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/io.h>
#include <linux/mm.h>
diff --git a/arch/x86/kernel/cpu/mtrr/if.c b/arch/x86/kernel/cpu/mtrr/if.c
index 6d9b45549109..558444b23923 100644
--- a/arch/x86/kernel/cpu/mtrr/if.c
+++ b/arch/x86/kernel/cpu/mtrr/if.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/capability.h>
#include <linux/seq_file.h>
#include <linux/uaccess.h>
diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.h b/arch/x86/kernel/cpu/mtrr/mtrr.h
index ad8bd763efa5..2ac99e561181 100644
--- a/arch/x86/kernel/cpu/mtrr/mtrr.h
+++ b/arch/x86/kernel/cpu/mtrr/mtrr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* local MTRR defines.
*/
diff --git a/arch/x86/kernel/cpu/perfctr-watchdog.c b/arch/x86/kernel/cpu/perfctr-watchdog.c
index 181eabecae25..d389083330c5 100644
--- a/arch/x86/kernel/cpu/perfctr-watchdog.c
+++ b/arch/x86/kernel/cpu/perfctr-watchdog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* local apic based NMI watchdog for various CPUs.
*
diff --git a/arch/x86/kernel/cpu/powerflags.c b/arch/x86/kernel/cpu/powerflags.c
index 1dd8294fd730..fd6ec2aa0303 100644
--- a/arch/x86/kernel/cpu/powerflags.c
+++ b/arch/x86/kernel/cpu/powerflags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Strings for the various x86 power flags
*
diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c
index 218f79825b3c..5455f3b8b969 100644
--- a/arch/x86/kernel/cpu/proc.c
+++ b/arch/x86/kernel/cpu/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/smp.h>
#include <linux/timex.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/cpu/topology.c b/arch/x86/kernel/cpu/topology.c
index cd531355e838..b099024d339c 100644
--- a/arch/x86/kernel/cpu/topology.c
+++ b/arch/x86/kernel/cpu/topology.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Check for extended topology enumeration cpuid leaf 0xb and if it
* exists, use it for populating initial_apicid and cpu topology
diff --git a/arch/x86/kernel/cpu/transmeta.c b/arch/x86/kernel/cpu/transmeta.c
index d77d07ab310b..42c939827621 100644
--- a/arch/x86/kernel/cpu/transmeta.c
+++ b/arch/x86/kernel/cpu/transmeta.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/sched/clock.h>
diff --git a/arch/x86/kernel/cpu/umc.c b/arch/x86/kernel/cpu/umc.c
index ef9c2a0078bd..65a58a390fc3 100644
--- a/arch/x86/kernel/cpu/umc.c
+++ b/arch/x86/kernel/cpu/umc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <asm/processor.h>
#include "cpu.h"
diff --git a/arch/x86/kernel/crash_dump_32.c b/arch/x86/kernel/crash_dump_32.c
index 538fedea9b3f..33ee47670b99 100644
--- a/arch/x86/kernel/crash_dump_32.c
+++ b/arch/x86/kernel/crash_dump_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory preserving reboot related code.
*
diff --git a/arch/x86/kernel/crash_dump_64.c b/arch/x86/kernel/crash_dump_64.c
index afa64adb75ee..4f2e0778feac 100644
--- a/arch/x86/kernel/crash_dump_64.c
+++ b/arch/x86/kernel/crash_dump_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Memory preserving reboot related code.
*
diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c
index cbf1f6ba39a8..76e07698e6d1 100644
--- a/arch/x86/kernel/devicetree.c
+++ b/arch/x86/kernel/devicetree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Architecture specific OF callbacks.
*/
diff --git a/arch/x86/kernel/doublefault.c b/arch/x86/kernel/doublefault.c
index f9c324e08d85..0e662c55ae90 100644
--- a/arch/x86/kernel/doublefault.c
+++ b/arch/x86/kernel/doublefault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/sched/debug.h>
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c
index 4f0481474903..daefae83a3aa 100644
--- a/arch/x86/kernel/dumpstack_32.c
+++ b/arch/x86/kernel/dumpstack_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
index 225af4184f06..88ce2ffdb110 100644
--- a/arch/x86/kernel/dumpstack_64.c
+++ b/arch/x86/kernel/dumpstack_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 927abeaf63e2..1e82f787c160 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Various workarounds for chipset bugs.
This code runs very early and can't use the regular PCI subsystem
The entries are keyed to PCI bridges which usually identify chipsets
diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index 0f0840304452..5e801c8c8ce7 100644
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/console.h>
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/x86/kernel/ebda.c b/arch/x86/kernel/ebda.c
index 4312f8ae71b7..38e7d597b660 100644
--- a/arch/x86/kernel/ebda.c
+++ b/arch/x86/kernel/ebda.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/memblock.h>
diff --git a/arch/x86/kernel/fpu/bugs.c b/arch/x86/kernel/fpu/bugs.c
index d913047f832c..2954fab15e51 100644
--- a/arch/x86/kernel/fpu/bugs.c
+++ b/arch/x86/kernel/fpu/bugs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* x86 FPU bug checks:
*/
diff --git a/arch/x86/kernel/fpu/regset.c b/arch/x86/kernel/fpu/regset.c
index 3ea151372389..bc02f5144b95 100644
--- a/arch/x86/kernel/fpu/regset.c
+++ b/arch/x86/kernel/fpu/regset.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* FPU register's regset abstraction, for ptrace, core dumps, etc.
*/
diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c
index fb639e70048f..23f1691670b6 100644
--- a/arch/x86/kernel/fpu/signal.c
+++ b/arch/x86/kernel/fpu/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* FPU signal frame handling routines.
*/
diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c
index 9bef1bbeba63..01ebcb6f263e 100644
--- a/arch/x86/kernel/ftrace.c
+++ b/arch/x86/kernel/ftrace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Dynamic function tracing support.
*
diff --git a/arch/x86/kernel/ftrace_32.S b/arch/x86/kernel/ftrace_32.S
index 722a145b4139..b6c6468e10bc 100644
--- a/arch/x86/kernel/ftrace_32.S
+++ b/arch/x86/kernel/ftrace_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2017 Steven Rostedt, VMware Inc.
*/
diff --git a/arch/x86/kernel/ftrace_64.S b/arch/x86/kernel/ftrace_64.S
index 1dfac634bbf7..c832291d948a 100644
--- a/arch/x86/kernel/ftrace_64.S
+++ b/arch/x86/kernel/ftrace_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2014 Steven Rostedt, Red Hat Inc
*/
diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c
index 2902ca4d5993..ec6fefbfd3c0 100644
--- a/arch/x86/kernel/head32.c
+++ b/arch/x86/kernel/head32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* linux/arch/i386/kernel/head32.c -- prepare to run common code
*
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index bab4fa579450..6a5d757b9cfd 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* prepare to run common code
*
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index 9ed3074d0d27..f1d528bb66a6 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Copyright (C) 1991, 1992 Linus Torvalds
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S
index 513cbb012ecc..6dde3f3fc1f8 100644
--- a/arch/x86/kernel/head_64.S
+++ b/arch/x86/kernel/head_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* linux/arch/x86/kernel/head_64.S -- start in 32bit and switch to 64bit
*
diff --git a/arch/x86/kernel/i8253.c b/arch/x86/kernel/i8253.c
index 6ebe00cb4a3b..0d307a657abb 100644
--- a/arch/x86/kernel/i8253.c
+++ b/arch/x86/kernel/i8253.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* 8253/PIT functions
*
diff --git a/arch/x86/kernel/i8259.c b/arch/x86/kernel/i8259.c
index 4e3b8a587c88..8f5cb2c7060c 100644
--- a/arch/x86/kernel/i8259.c
+++ b/arch/x86/kernel/i8259.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/linkage.h>
#include <linux/errno.h>
#include <linux/signal.h>
diff --git a/arch/x86/kernel/io_delay.c b/arch/x86/kernel/io_delay.c
index 7ebcc4a74438..805b7a341aca 100644
--- a/arch/x86/kernel/io_delay.c
+++ b/arch/x86/kernel/io_delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* I/O delay strategies for inb_p/outb_p
*
diff --git a/arch/x86/kernel/ioport.c b/arch/x86/kernel/ioport.c
index 9c3cf0944bce..3feb648781c4 100644
--- a/arch/x86/kernel/ioport.c
+++ b/arch/x86/kernel/ioport.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This contains the io-permission bitmap code - written by obz, with changes
* by Linus. 32/64 bits code unification by Miguel Botón.
diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c
index d4eb450144fd..a83b3346a0e1 100644
--- a/arch/x86/kernel/irq_32.c
+++ b/arch/x86/kernel/irq_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1992, 1998 Linus Torvalds, Ingo Molnar
*
diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c
index 3be74fbdeff2..020efbf5786b 100644
--- a/arch/x86/kernel/irq_64.c
+++ b/arch/x86/kernel/irq_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1992, 1998 Linus Torvalds, Ingo Molnar
*
diff --git a/arch/x86/kernel/irq_work.c b/arch/x86/kernel/irq_work.c
index 70dee056f92b..80bee7695a20 100644
--- a/arch/x86/kernel/irq_work.c
+++ b/arch/x86/kernel/irq_work.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* x86 specific code for irq_work
*
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index 1add9e08e83e..1e4094eba15e 100644
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/linkage.h>
#include <linux/errno.h>
#include <linux/signal.h>
diff --git a/arch/x86/kernel/jump_label.c b/arch/x86/kernel/jump_label.c
index ab4f491da2a9..e56c95be2808 100644
--- a/arch/x86/kernel/jump_label.c
+++ b/arch/x86/kernel/jump_label.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* jump label x86 support
*
diff --git a/arch/x86/kernel/kprobes/common.h b/arch/x86/kernel/kprobes/common.h
index 3fc0f9a794cb..615105cf7d58 100644
--- a/arch/x86/kernel/kprobes/common.h
+++ b/arch/x86/kernel/kprobes/common.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __X86_KERNEL_KPROBES_COMMON_H
#define __X86_KERNEL_KPROBES_COMMON_H
diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c
index f0e64db18ac8..4d17bacf4030 100644
--- a/arch/x86/kernel/ldt.c
+++ b/arch/x86/kernel/ldt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1992 Krishna Balasubramanian and Linus Torvalds
* Copyright (C) 1999 Ingo Molnar <mingo@redhat.com>
diff --git a/arch/x86/kernel/mmconf-fam10h_64.c b/arch/x86/kernel/mmconf-fam10h_64.c
index f4c886d9165c..b5cb49e57df8 100644
--- a/arch/x86/kernel/mmconf-fam10h_64.c
+++ b/arch/x86/kernel/mmconf-fam10h_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* AMD Family 10h mmconfig enablement
*/
diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c
index 5cbb3177ed17..410c5dadcee3 100644
--- a/arch/x86/kernel/mpparse.c
+++ b/arch/x86/kernel/mpparse.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel Multiprocessor Specification 1.1 and 1.4
* compliant MP-table parsing routines.
diff --git a/arch/x86/kernel/nmi_selftest.c b/arch/x86/kernel/nmi_selftest.c
index d27f8d84c4ff..a1a96df3dff1 100644
--- a/arch/x86/kernel/nmi_selftest.c
+++ b/arch/x86/kernel/nmi_selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/x86/kernel/nmi-selftest.c
*
diff --git a/arch/x86/kernel/paravirt-spinlocks.c b/arch/x86/kernel/paravirt-spinlocks.c
index 8f2d1c9d43a8..71f2d1125ec0 100644
--- a/arch/x86/kernel/paravirt-spinlocks.c
+++ b/arch/x86/kernel/paravirt-spinlocks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Split spinlock implementation out into its own file, so it can be
* compiled in a FTRACE-compatible way.
diff --git a/arch/x86/kernel/paravirt_patch_32.c b/arch/x86/kernel/paravirt_patch_32.c
index 553acbbb4d32..758e69d72ebf 100644
--- a/arch/x86/kernel/paravirt_patch_32.c
+++ b/arch/x86/kernel/paravirt_patch_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/paravirt.h>
DEF_NATIVE(pv_irq_ops, irq_disable, "cli");
diff --git a/arch/x86/kernel/paravirt_patch_64.c b/arch/x86/kernel/paravirt_patch_64.c
index 11aaf1eaa0e4..ac0be8283325 100644
--- a/arch/x86/kernel/paravirt_patch_64.c
+++ b/arch/x86/kernel/paravirt_patch_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/paravirt.h>
#include <asm/asm-offsets.h>
#include <linux/stringify.h>
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 0accc2404b92..599d7462eccc 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/dma-mapping.h>
#include <linux/dma-debug.h>
#include <linux/dmar.h>
diff --git a/arch/x86/kernel/pci-iommu_table.c b/arch/x86/kernel/pci-iommu_table.c
index f712dfdf1357..4dfd90a75e63 100644
--- a/arch/x86/kernel/pci-iommu_table.c
+++ b/arch/x86/kernel/pci-iommu_table.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/dma-mapping.h>
#include <asm/iommu_table.h>
#include <linux/string.h>
diff --git a/arch/x86/kernel/pci-nommu.c b/arch/x86/kernel/pci-nommu.c
index 4fc3cb60ea11..b0caae27e1b7 100644
--- a/arch/x86/kernel/pci-nommu.c
+++ b/arch/x86/kernel/pci-nommu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Fallback functions when the main IOMMU code is not compiled in. This
code is roughly equivalent to i386. */
#include <linux/dma-mapping.h>
diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c
index 677077510e30..53bd05ea90d8 100644
--- a/arch/x86/kernel/pci-swiotlb.c
+++ b/arch/x86/kernel/pci-swiotlb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Glue code to lib/swiotlb.c */
#include <linux/pci.h>
diff --git a/arch/x86/kernel/pcspeaker.c b/arch/x86/kernel/pcspeaker.c
index a311ffcaad16..da5190a1ea16 100644
--- a/arch/x86/kernel/pcspeaker.c
+++ b/arch/x86/kernel/pcspeaker.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/platform_device.h>
#include <linux/err.h>
#include <linux/init.h>
diff --git a/arch/x86/kernel/perf_regs.c b/arch/x86/kernel/perf_regs.c
index 587d887f7f17..e47b2dbbdef3 100644
--- a/arch/x86/kernel/perf_regs.c
+++ b/arch/x86/kernel/perf_regs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/sched.h>
diff --git a/arch/x86/kernel/platform-quirks.c b/arch/x86/kernel/platform-quirks.c
index 502a77d0adb0..39a59299bfa0 100644
--- a/arch/x86/kernel/platform-quirks.c
+++ b/arch/x86/kernel/platform-quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/init.h>
diff --git a/arch/x86/kernel/pmem.c b/arch/x86/kernel/pmem.c
index 0c5315d322c8..3fe690067802 100644
--- a/arch/x86/kernel/pmem.c
+++ b/arch/x86/kernel/pmem.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2015, Christoph Hellwig.
* Copyright (c) 2015, Intel Corporation.
diff --git a/arch/x86/kernel/probe_roms.c b/arch/x86/kernel/probe_roms.c
index 963e3fb56437..ee0286390a4c 100644
--- a/arch/x86/kernel/probe_roms.c
+++ b/arch/x86/kernel/probe_roms.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/uaccess.h>
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index bd6b85fac666..c67685337c5a 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/errno.h>
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index eaa591cfd98b..697a4ce04308 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file contains work-arounds for x86 and x86_64 platform bugs.
*/
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index add33f600531..2126b9d27c34 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/export.h>
diff --git a/arch/x86/kernel/reboot_fixups_32.c b/arch/x86/kernel/reboot_fixups_32.c
index c8e41e90f59c..b7c0f142d026 100644
--- a/arch/x86/kernel/reboot_fixups_32.c
+++ b/arch/x86/kernel/reboot_fixups_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This is a good place to put board specific reboot fixups.
*
diff --git a/arch/x86/kernel/resource.c b/arch/x86/kernel/resource.c
index 5ab3895516ac..9b9fb7882c20 100644
--- a/arch/x86/kernel/resource.c
+++ b/arch/x86/kernel/resource.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ioport.h>
#include <asm/e820/api.h>
diff --git a/arch/x86/kernel/rtc.c b/arch/x86/kernel/rtc.c
index 5b21cb7d84d6..69ac9cb9cac6 100644
--- a/arch/x86/kernel/rtc.c
+++ b/arch/x86/kernel/rtc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* RTC related functions
*/
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 28dafed6c682..497aa766fab3 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 4e188fda5961..b9e00e8f1c9b 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1991, 1992 Linus Torvalds
* Copyright (C) 2000, 2001, 2002 Andi Kleen SuSE Labs
diff --git a/arch/x86/kernel/signal_compat.c b/arch/x86/kernel/signal_compat.c
index ab9feb5887b1..8c6da1a643da 100644
--- a/arch/x86/kernel/signal_compat.c
+++ b/arch/x86/kernel/signal_compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/compat.h>
#include <linux/uaccess.h>
#include <linux/ptrace.h>
diff --git a/arch/x86/kernel/step.c b/arch/x86/kernel/step.c
index 5ee663836c08..60d2c3798ba2 100644
--- a/arch/x86/kernel/step.c
+++ b/arch/x86/kernel/step.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* x86 single-step support code, common to 32-bit and 64-bit.
*/
diff --git a/arch/x86/kernel/sys_x86_64.c b/arch/x86/kernel/sys_x86_64.c
index 73e4d28112f8..a63fe77b3217 100644
--- a/arch/x86/kernel/sys_x86_64.c
+++ b/arch/x86/kernel/sys_x86_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/errno.h>
#include <linux/sched.h>
#include <linux/sched/mm.h>
diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c
index e0754cdbad37..879af864d99a 100644
--- a/arch/x86/kernel/time.c
+++ b/arch/x86/kernel/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 1991,1992,1995 Linus Torvalds
* Copyright (c) 1994 Alan Modra
diff --git a/arch/x86/kernel/tls.c b/arch/x86/kernel/tls.c
index a106b9719c58..9a9c9b076955 100644
--- a/arch/x86/kernel/tls.c
+++ b/arch/x86/kernel/tls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/sched.h>
diff --git a/arch/x86/kernel/trace_clock.c b/arch/x86/kernel/trace_clock.c
index 80bb24d9b880..b8e7abe00b06 100644
--- a/arch/x86/kernel/trace_clock.c
+++ b/arch/x86/kernel/trace_clock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* X86 trace clocks
*/
diff --git a/arch/x86/kernel/tracepoint.c b/arch/x86/kernel/tracepoint.c
index c6636d1f60b9..5bd30c442794 100644
--- a/arch/x86/kernel/tracepoint.c
+++ b/arch/x86/kernel/tracepoint.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Code for supporting irq vector tracepoints.
*
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c
index 7842371bc9e4..e76a9881306b 100644
--- a/arch/x86/kernel/tsc_sync.c
+++ b/arch/x86/kernel/tsc_sync.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* check TSC synchronization.
*
diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c
index 7924a5356c8a..68244742ecb0 100644
--- a/arch/x86/kernel/vm86_32.c
+++ b/arch/x86/kernel/vm86_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1994 Linus Torvalds
*
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index f05f00acac89..a4009fb9be87 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ld script for the x86 kernel
*
diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig
index 3c48bc8bf08c..3df51c287844 100644
--- a/arch/x86/kvm/Kconfig
+++ b/arch/x86/kvm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# KVM configuration
#
diff --git a/arch/x86/kvm/Makefile b/arch/x86/kvm/Makefile
index 09d4b17be022..dc4f2fdf5e57 100644
--- a/arch/x86/kvm/Makefile
+++ b/arch/x86/kvm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
ccflags-y += -Iarch/x86/kvm
diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h
index 0bc5c1315708..cdc70a3a6583 100644
--- a/arch/x86/kvm/cpuid.h
+++ b/arch/x86/kvm/cpuid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_KVM_CPUID_H
#define ARCH_X86_KVM_CPUID_H
diff --git a/arch/x86/kvm/i8254.h b/arch/x86/kvm/i8254.h
index 600bee9dcbbd..394d9527da7e 100644
--- a/arch/x86/kvm/i8254.h
+++ b/arch/x86/kvm/i8254.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __I8254_H
#define __I8254_H
diff --git a/arch/x86/kvm/ioapic.h b/arch/x86/kvm/ioapic.h
index 29ce19732ccf..ea1a4e0297da 100644
--- a/arch/x86/kvm/ioapic.h
+++ b/arch/x86/kvm/ioapic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_IO_APIC_H
#define __KVM_IO_APIC_H
diff --git a/arch/x86/kvm/kvm_cache_regs.h b/arch/x86/kvm/kvm_cache_regs.h
index 9add410f195f..f500293dad8d 100644
--- a/arch/x86/kvm/kvm_cache_regs.h
+++ b/arch/x86/kvm/kvm_cache_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ASM_KVM_CACHE_REGS_H
#define ASM_KVM_CACHE_REGS_H
diff --git a/arch/x86/kvm/lapic.h b/arch/x86/kvm/lapic.h
index 215721e1426a..4b9935a38347 100644
--- a/arch/x86/kvm/lapic.h
+++ b/arch/x86/kvm/lapic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_X86_LAPIC_H
#define __KVM_X86_LAPIC_H
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index 64a2dbd2b1af..efc857615d8e 100644
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_X86_MMU_H
#define __KVM_X86_MMU_H
diff --git a/arch/x86/kvm/mmutrace.h b/arch/x86/kvm/mmutrace.h
index 8b97a6cba8d1..c73bf4e4988c 100644
--- a/arch/x86/kvm/mmutrace.h
+++ b/arch/x86/kvm/mmutrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVMMMU_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVMMMU_H
diff --git a/arch/x86/kvm/pmu.h b/arch/x86/kvm/pmu.h
index f96e1f962587..a9a62b9a73e2 100644
--- a/arch/x86/kvm/pmu.h
+++ b/arch/x86/kvm/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __KVM_X86_PMU_H
#define __KVM_X86_PMU_H
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index 8a202c49e2a0..9807c314c478 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_KVM_H
diff --git a/arch/x86/kvm/tss.h b/arch/x86/kvm/tss.h
index 622aa10f692f..3f9150125e70 100644
--- a/arch/x86/kvm/tss.h
+++ b/arch/x86/kvm/tss.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __TSS_SEGMENT_H
#define __TSS_SEGMENT_H
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 51e349cf5f45..d0b95b7a90b4 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_KVM_X86_H
#define ARCH_X86_KVM_X86_H
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 34a74131a12c..457f681ef379 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for x86 specific library files.
#
diff --git a/arch/x86/lib/cache-smp.c b/arch/x86/lib/cache-smp.c
index 216a629a4a1a..1811fa4a1b1a 100644
--- a/arch/x86/lib/cache-smp.c
+++ b/arch/x86/lib/cache-smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/smp.h>
#include <linux/export.h>
diff --git a/arch/x86/lib/copy_page_64.S b/arch/x86/lib/copy_page_64.S
index e8508156c99d..fd2d09afa097 100644
--- a/arch/x86/lib/copy_page_64.S
+++ b/arch/x86/lib/copy_page_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Written 2003 by Andi Kleen, based on a kernel by Evandro Menezes */
#include <linux/linkage.h>
diff --git a/arch/x86/lib/csum-partial_64.c b/arch/x86/lib/csum-partial_64.c
index 378e5d5bf9b1..9baca3e054be 100644
--- a/arch/x86/lib/csum-partial_64.c
+++ b/arch/x86/lib/csum-partial_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* arch/x86_64/lib/csum-partial.c
*
diff --git a/arch/x86/lib/delay.c b/arch/x86/lib/delay.c
index 29df077cb089..553f8fd23cc4 100644
--- a/arch/x86/lib/delay.c
+++ b/arch/x86/lib/delay.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Precise Delay Loops for i386
*
diff --git a/arch/x86/lib/getuser.S b/arch/x86/lib/getuser.S
index 37b62d412148..c97d935a29e8 100644
--- a/arch/x86/lib/getuser.S
+++ b/arch/x86/lib/getuser.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* __get_user functions.
*
diff --git a/arch/x86/lib/hweight.S b/arch/x86/lib/hweight.S
index 23d893cbc200..a14f9939c365 100644
--- a/arch/x86/lib/hweight.S
+++ b/arch/x86/lib/hweight.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/export.h>
diff --git a/arch/x86/lib/kaslr.c b/arch/x86/lib/kaslr.c
index ab2d1d73e9e7..79778ab200e4 100644
--- a/arch/x86/lib/kaslr.c
+++ b/arch/x86/lib/kaslr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Entropy functions used on early boot for KASLR base and memory
* randomization. The base randomization is done in the compressed
diff --git a/arch/x86/lib/memcpy_32.c b/arch/x86/lib/memcpy_32.c
index 2eab7d0bfedd..e565d1c9019e 100644
--- a/arch/x86/lib/memcpy_32.c
+++ b/arch/x86/lib/memcpy_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/export.h>
diff --git a/arch/x86/lib/memmove_64.S b/arch/x86/lib/memmove_64.S
index 15de86cd15b0..bbec69d8223b 100644
--- a/arch/x86/lib/memmove_64.S
+++ b/arch/x86/lib/memmove_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Normally compiler builtins are used, but sometimes the compiler calls out
* of line code. Based on asm-i386/string.h.
diff --git a/arch/x86/lib/memset_64.S b/arch/x86/lib/memset_64.S
index 55b95db30a61..9bc861c71e75 100644
--- a/arch/x86/lib/memset_64.S
+++ b/arch/x86/lib/memset_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright 2002 Andi Kleen, SuSE Labs */
#include <linux/linkage.h>
diff --git a/arch/x86/lib/misc.c b/arch/x86/lib/misc.c
index 76b373af03f0..a018ec4fba53 100644
--- a/arch/x86/lib/misc.c
+++ b/arch/x86/lib/misc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Count the digits of @val including a possible sign.
*
diff --git a/arch/x86/lib/mmx_32.c b/arch/x86/lib/mmx_32.c
index c2311a678332..4321fa02e18d 100644
--- a/arch/x86/lib/mmx_32.c
+++ b/arch/x86/lib/mmx_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* MMX 3DNow! library helper functions
*
diff --git a/arch/x86/lib/msr-reg-export.c b/arch/x86/lib/msr-reg-export.c
index ff29e8d39414..876b4168ab0a 100644
--- a/arch/x86/lib/msr-reg-export.c
+++ b/arch/x86/lib/msr-reg-export.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <asm/msr.h>
diff --git a/arch/x86/lib/msr-reg.S b/arch/x86/lib/msr-reg.S
index 10ffa7e8519f..ed33cbab3958 100644
--- a/arch/x86/lib/msr-reg.S
+++ b/arch/x86/lib/msr-reg.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <linux/errno.h>
#include <asm/asm.h>
diff --git a/arch/x86/lib/msr-smp.c b/arch/x86/lib/msr-smp.c
index ce68b6a9d7d1..693cce0be82d 100644
--- a/arch/x86/lib/msr-smp.c
+++ b/arch/x86/lib/msr-smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/preempt.h>
#include <linux/smp.h>
diff --git a/arch/x86/lib/msr.c b/arch/x86/lib/msr.c
index 07764255b611..3bd905e10ee2 100644
--- a/arch/x86/lib/msr.c
+++ b/arch/x86/lib/msr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/percpu.h>
#include <linux/preempt.h>
diff --git a/arch/x86/lib/putuser.S b/arch/x86/lib/putuser.S
index cd5d716d2897..96dce5fe2a35 100644
--- a/arch/x86/lib/putuser.S
+++ b/arch/x86/lib/putuser.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* __put_user functions.
*
diff --git a/arch/x86/lib/string_32.c b/arch/x86/lib/string_32.c
index dc0ad12f80bb..d15fdae9656e 100644
--- a/arch/x86/lib/string_32.c
+++ b/arch/x86/lib/string_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Most of the string-functions are rather heavily hand-optimized,
* see especially strsep,strstr,str[c]spn. They should work, but are not
diff --git a/arch/x86/lib/strstr_32.c b/arch/x86/lib/strstr_32.c
index a03b1c750bfe..38f37df056f7 100644
--- a/arch/x86/lib/strstr_32.c
+++ b/arch/x86/lib/strstr_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
#include <linux/export.h>
diff --git a/arch/x86/lib/usercopy_32.c b/arch/x86/lib/usercopy_32.c
index bd057a4ffe6e..1b377f734e64 100644
--- a/arch/x86/lib/usercopy_32.c
+++ b/arch/x86/lib/usercopy_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* User address space access functions.
* The non inlined parts of asm-i386/uaccess.h are here.
diff --git a/arch/x86/math-emu/Makefile b/arch/x86/math-emu/Makefile
index 1b2dac174321..02211fc6f2ec 100644
--- a/arch/x86/math-emu/Makefile
+++ b/arch/x86/math-emu/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Makefile for wm-FPU-emu
#
diff --git a/arch/x86/math-emu/control_w.h b/arch/x86/math-emu/control_w.h
index ae2274dbd305..60f4dcc5edc3 100644
--- a/arch/x86/math-emu/control_w.h
+++ b/arch/x86/math-emu/control_w.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| control_w.h |
| |
diff --git a/arch/x86/math-emu/div_Xsig.S b/arch/x86/math-emu/div_Xsig.S
index 066996dba6a2..ee08449d20fd 100644
--- a/arch/x86/math-emu/div_Xsig.S
+++ b/arch/x86/math-emu/div_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "div_Xsig.S"
/*---------------------------------------------------------------------------+
| div_Xsig.S |
diff --git a/arch/x86/math-emu/div_small.S b/arch/x86/math-emu/div_small.S
index 2c71527bd917..8f5025c80ee0 100644
--- a/arch/x86/math-emu/div_small.S
+++ b/arch/x86/math-emu/div_small.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "div_small.S"
/*---------------------------------------------------------------------------+
| div_small.S |
diff --git a/arch/x86/math-emu/errors.c b/arch/x86/math-emu/errors.c
index 2ccc424a57d9..6b468517ab71 100644
--- a/arch/x86/math-emu/errors.c
+++ b/arch/x86/math-emu/errors.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| errors.c |
| |
diff --git a/arch/x86/math-emu/exception.h b/arch/x86/math-emu/exception.h
index 67f43a4683d5..75230b977577 100644
--- a/arch/x86/math-emu/exception.h
+++ b/arch/x86/math-emu/exception.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| exception.h |
| |
diff --git a/arch/x86/math-emu/fpu_arith.c b/arch/x86/math-emu/fpu_arith.c
index aeab24e083c4..09006dc474a0 100644
--- a/arch/x86/math-emu/fpu_arith.c
+++ b/arch/x86/math-emu/fpu_arith.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_arith.c |
| |
diff --git a/arch/x86/math-emu/fpu_asm.h b/arch/x86/math-emu/fpu_asm.h
index 955b932735a4..a83353d5271c 100644
--- a/arch/x86/math-emu/fpu_asm.h
+++ b/arch/x86/math-emu/fpu_asm.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| fpu_asm.h |
| |
diff --git a/arch/x86/math-emu/fpu_aux.c b/arch/x86/math-emu/fpu_aux.c
index 024f6e971174..034748459482 100644
--- a/arch/x86/math-emu/fpu_aux.c
+++ b/arch/x86/math-emu/fpu_aux.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_aux.c |
| |
diff --git a/arch/x86/math-emu/fpu_emu.h b/arch/x86/math-emu/fpu_emu.h
index c9c320dccca1..a5a41ec58072 100644
--- a/arch/x86/math-emu/fpu_emu.h
+++ b/arch/x86/math-emu/fpu_emu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| fpu_emu.h |
| |
diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c
index 220638a4cb94..9e2ba7e667f6 100644
--- a/arch/x86/math-emu/fpu_entry.c
+++ b/arch/x86/math-emu/fpu_entry.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_entry.c |
| |
diff --git a/arch/x86/math-emu/fpu_etc.c b/arch/x86/math-emu/fpu_etc.c
index 233e5af566f5..1b118fd93140 100644
--- a/arch/x86/math-emu/fpu_etc.c
+++ b/arch/x86/math-emu/fpu_etc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_etc.c |
| |
diff --git a/arch/x86/math-emu/fpu_proto.h b/arch/x86/math-emu/fpu_proto.h
index caff438b9c1d..70d35c200945 100644
--- a/arch/x86/math-emu/fpu_proto.h
+++ b/arch/x86/math-emu/fpu_proto.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _FPU_PROTO_H
#define _FPU_PROTO_H
diff --git a/arch/x86/math-emu/fpu_system.h b/arch/x86/math-emu/fpu_system.h
index 699f329f1d40..c8b1b31ed7c4 100644
--- a/arch/x86/math-emu/fpu_system.h
+++ b/arch/x86/math-emu/fpu_system.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| fpu_system.h |
| |
diff --git a/arch/x86/math-emu/fpu_tags.c b/arch/x86/math-emu/fpu_tags.c
index d9c657cd7746..bff95d4e7dca 100644
--- a/arch/x86/math-emu/fpu_tags.c
+++ b/arch/x86/math-emu/fpu_tags.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_tags.c |
| |
diff --git a/arch/x86/math-emu/fpu_trig.c b/arch/x86/math-emu/fpu_trig.c
index ecd06680581c..783c509f957a 100644
--- a/arch/x86/math-emu/fpu_trig.c
+++ b/arch/x86/math-emu/fpu_trig.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| fpu_trig.c |
| |
diff --git a/arch/x86/math-emu/get_address.c b/arch/x86/math-emu/get_address.c
index c48967c6a0e2..b82ca14ba718 100644
--- a/arch/x86/math-emu/get_address.c
+++ b/arch/x86/math-emu/get_address.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| get_address.c |
| |
diff --git a/arch/x86/math-emu/load_store.c b/arch/x86/math-emu/load_store.c
index 1643054766eb..f821a9cd7753 100644
--- a/arch/x86/math-emu/load_store.c
+++ b/arch/x86/math-emu/load_store.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| load_store.c |
| |
diff --git a/arch/x86/math-emu/mul_Xsig.S b/arch/x86/math-emu/mul_Xsig.S
index 22e0631bb85a..3e489122a2b0 100644
--- a/arch/x86/math-emu/mul_Xsig.S
+++ b/arch/x86/math-emu/mul_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| mul_Xsig.S |
| |
diff --git a/arch/x86/math-emu/poly.h b/arch/x86/math-emu/poly.h
index 168eb44c93c8..fc1c887ca073 100644
--- a/arch/x86/math-emu/poly.h
+++ b/arch/x86/math-emu/poly.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| poly.h |
| |
diff --git a/arch/x86/math-emu/poly_2xm1.c b/arch/x86/math-emu/poly_2xm1.c
index b00e9e10cdce..aa33006bafd5 100644
--- a/arch/x86/math-emu/poly_2xm1.c
+++ b/arch/x86/math-emu/poly_2xm1.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_2xm1.c |
| |
diff --git a/arch/x86/math-emu/poly_atan.c b/arch/x86/math-emu/poly_atan.c
index 20c28e58e2d4..7e7412c5a1fe 100644
--- a/arch/x86/math-emu/poly_atan.c
+++ b/arch/x86/math-emu/poly_atan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_atan.c |
| |
diff --git a/arch/x86/math-emu/poly_l2.c b/arch/x86/math-emu/poly_l2.c
index 8e2ff4b28a0a..98b6949bb854 100644
--- a/arch/x86/math-emu/poly_l2.c
+++ b/arch/x86/math-emu/poly_l2.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_l2.c |
| |
diff --git a/arch/x86/math-emu/poly_sin.c b/arch/x86/math-emu/poly_sin.c
index b862039c728e..c192fba51526 100644
--- a/arch/x86/math-emu/poly_sin.c
+++ b/arch/x86/math-emu/poly_sin.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_sin.c |
| |
diff --git a/arch/x86/math-emu/poly_tan.c b/arch/x86/math-emu/poly_tan.c
index 1875763e0c02..1f5b1d712323 100644
--- a/arch/x86/math-emu/poly_tan.c
+++ b/arch/x86/math-emu/poly_tan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| poly_tan.c |
| |
diff --git a/arch/x86/math-emu/polynom_Xsig.S b/arch/x86/math-emu/polynom_Xsig.S
index a9aaf414135d..604f0b2d17e8 100644
--- a/arch/x86/math-emu/polynom_Xsig.S
+++ b/arch/x86/math-emu/polynom_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| polynomial_Xsig.S |
| |
diff --git a/arch/x86/math-emu/reg_add_sub.c b/arch/x86/math-emu/reg_add_sub.c
index deea48b9f13a..29451dd07556 100644
--- a/arch/x86/math-emu/reg_add_sub.c
+++ b/arch/x86/math-emu/reg_add_sub.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_add_sub.c |
| |
diff --git a/arch/x86/math-emu/reg_compare.c b/arch/x86/math-emu/reg_compare.c
index 19b33b50adfa..eacb5128fc09 100644
--- a/arch/x86/math-emu/reg_compare.c
+++ b/arch/x86/math-emu/reg_compare.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_compare.c |
| |
diff --git a/arch/x86/math-emu/reg_constant.c b/arch/x86/math-emu/reg_constant.c
index 00548354912f..8dc9095bab22 100644
--- a/arch/x86/math-emu/reg_constant.c
+++ b/arch/x86/math-emu/reg_constant.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_constant.c |
| |
diff --git a/arch/x86/math-emu/reg_constant.h b/arch/x86/math-emu/reg_constant.h
index 1bffaec3a134..f2fdd344dcaa 100644
--- a/arch/x86/math-emu/reg_constant.h
+++ b/arch/x86/math-emu/reg_constant.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| reg_constant.h |
| |
diff --git a/arch/x86/math-emu/reg_convert.c b/arch/x86/math-emu/reg_convert.c
index 108060779977..251180623ce0 100644
--- a/arch/x86/math-emu/reg_convert.c
+++ b/arch/x86/math-emu/reg_convert.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_convert.c |
| |
diff --git a/arch/x86/math-emu/reg_divide.c b/arch/x86/math-emu/reg_divide.c
index 6827012db341..08c2f6de0288 100644
--- a/arch/x86/math-emu/reg_divide.c
+++ b/arch/x86/math-emu/reg_divide.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_divide.c |
| |
diff --git a/arch/x86/math-emu/reg_ld_str.c b/arch/x86/math-emu/reg_ld_str.c
index 2c98965a60ba..d40ff45497b9 100644
--- a/arch/x86/math-emu/reg_ld_str.c
+++ b/arch/x86/math-emu/reg_ld_str.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_ld_str.c |
| |
diff --git a/arch/x86/math-emu/reg_mul.c b/arch/x86/math-emu/reg_mul.c
index 36c37f71f713..d69618572f14 100644
--- a/arch/x86/math-emu/reg_mul.c
+++ b/arch/x86/math-emu/reg_mul.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*---------------------------------------------------------------------------+
| reg_mul.c |
| |
diff --git a/arch/x86/math-emu/reg_norm.S b/arch/x86/math-emu/reg_norm.S
index 53ac1a343c69..7f6b4392a15d 100644
--- a/arch/x86/math-emu/reg_norm.S
+++ b/arch/x86/math-emu/reg_norm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| reg_norm.S |
| |
diff --git a/arch/x86/math-emu/reg_round.S b/arch/x86/math-emu/reg_round.S
index 41af5b208d88..04563421ee7d 100644
--- a/arch/x86/math-emu/reg_round.S
+++ b/arch/x86/math-emu/reg_round.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_round.S"
/*---------------------------------------------------------------------------+
| reg_round.S |
diff --git a/arch/x86/math-emu/reg_u_add.S b/arch/x86/math-emu/reg_u_add.S
index 3b1bc5e9b2f6..50fe9f8c893c 100644
--- a/arch/x86/math-emu/reg_u_add.S
+++ b/arch/x86/math-emu/reg_u_add.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_u_add.S"
/*---------------------------------------------------------------------------+
| reg_u_add.S |
diff --git a/arch/x86/math-emu/reg_u_div.S b/arch/x86/math-emu/reg_u_div.S
index 796eb5ab921b..94d545e118e4 100644
--- a/arch/x86/math-emu/reg_u_div.S
+++ b/arch/x86/math-emu/reg_u_div.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_u_div.S"
/*---------------------------------------------------------------------------+
| reg_u_div.S |
diff --git a/arch/x86/math-emu/reg_u_mul.S b/arch/x86/math-emu/reg_u_mul.S
index 6196f68cf3c1..21cde47fb3e5 100644
--- a/arch/x86/math-emu/reg_u_mul.S
+++ b/arch/x86/math-emu/reg_u_mul.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_u_mul.S"
/*---------------------------------------------------------------------------+
| reg_u_mul.S |
diff --git a/arch/x86/math-emu/reg_u_sub.S b/arch/x86/math-emu/reg_u_sub.S
index d115b900919a..f05dea7dec38 100644
--- a/arch/x86/math-emu/reg_u_sub.S
+++ b/arch/x86/math-emu/reg_u_sub.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "reg_u_sub.S"
/*---------------------------------------------------------------------------+
| reg_u_sub.S |
diff --git a/arch/x86/math-emu/round_Xsig.S b/arch/x86/math-emu/round_Xsig.S
index 87c99749a495..226a51e991f1 100644
--- a/arch/x86/math-emu/round_Xsig.S
+++ b/arch/x86/math-emu/round_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| round_Xsig.S |
| |
diff --git a/arch/x86/math-emu/shr_Xsig.S b/arch/x86/math-emu/shr_Xsig.S
index c8552edeec75..96f4779aa9c1 100644
--- a/arch/x86/math-emu/shr_Xsig.S
+++ b/arch/x86/math-emu/shr_Xsig.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "shr_Xsig.S"
/*---------------------------------------------------------------------------+
| shr_Xsig.S |
diff --git a/arch/x86/math-emu/status_w.h b/arch/x86/math-emu/status_w.h
index 54a3f226982d..b77bafec9526 100644
--- a/arch/x86/math-emu/status_w.h
+++ b/arch/x86/math-emu/status_w.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*---------------------------------------------------------------------------+
| status_w.h |
| |
diff --git a/arch/x86/math-emu/wm_shrx.S b/arch/x86/math-emu/wm_shrx.S
index 340dd6897f85..d588874eb6fb 100644
--- a/arch/x86/math-emu/wm_shrx.S
+++ b/arch/x86/math-emu/wm_shrx.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "wm_shrx.S"
/*---------------------------------------------------------------------------+
| wm_shrx.S |
diff --git a/arch/x86/math-emu/wm_sqrt.S b/arch/x86/math-emu/wm_sqrt.S
index 695afae38fdf..f031c0e19356 100644
--- a/arch/x86/math-emu/wm_sqrt.S
+++ b/arch/x86/math-emu/wm_sqrt.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.file "wm_sqrt.S"
/*---------------------------------------------------------------------------+
| wm_sqrt.S |
diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile
index e1f095884386..7ba7f3d7f477 100644
--- a/arch/x86/mm/Makefile
+++ b/arch/x86/mm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Kernel does not boot with instrumentation of tlb.c and mem_encrypt.c
KCOV_INSTRUMENT_tlb.o := n
KCOV_INSTRUMENT_mem_encrypt.o := n
diff --git a/arch/x86/mm/amdtopology.c b/arch/x86/mm/amdtopology.c
index 91f501b2da3b..048c761d97b0 100644
--- a/arch/x86/mm/amdtopology.c
+++ b/arch/x86/mm/amdtopology.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* AMD NUMA support.
* Discover the memory map and associated nodes.
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index e2baeaa053a5..f5ff142e6fe0 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 1995 Linus Torvalds
* Copyright (C) 2001, 2002 Andi Kleen, SuSE Labs.
diff --git a/arch/x86/mm/hugetlbpage.c b/arch/x86/mm/hugetlbpage.c
index 6d06cf33e3de..8ae0000cbdb3 100644
--- a/arch/x86/mm/hugetlbpage.c
+++ b/arch/x86/mm/hugetlbpage.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* IA-32 Huge TLB Page Support for Kernel.
*
diff --git a/arch/x86/mm/ident_map.c b/arch/x86/mm/ident_map.c
index 31cea988fa36..ab33a32df2a8 100644
--- a/arch/x86/mm/ident_map.c
+++ b/arch/x86/mm/ident_map.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Helper routines for building identity mapping page tables. This is
* included by both the compressed kernel and the regular kernel.
diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c
index bc84b73684b7..8f5be3eb40dd 100644
--- a/arch/x86/mm/kasan_init_64.c
+++ b/arch/x86/mm/kasan_init_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#define DISABLE_BRANCH_PROFILING
#define pr_fmt(fmt) "kasan: " fmt
#include <linux/bootmem.h>
diff --git a/arch/x86/mm/kaslr.c b/arch/x86/mm/kaslr.c
index af599167fe3c..879ef930e2c2 100644
--- a/arch/x86/mm/kaslr.c
+++ b/arch/x86/mm/kaslr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* This file implements KASLR memory randomization for x86_64. It randomizes
* the virtual address space of kernel memory regions (physical memory
diff --git a/arch/x86/mm/kmemcheck/error.c b/arch/x86/mm/kmemcheck/error.c
index dab41876cdd5..872ec4159a68 100644
--- a/arch/x86/mm/kmemcheck/error.c
+++ b/arch/x86/mm/kmemcheck/error.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/interrupt.h>
#include <linux/kdebug.h>
#include <linux/kmemcheck.h>
diff --git a/arch/x86/mm/kmemcheck/error.h b/arch/x86/mm/kmemcheck/error.h
index 0efc2e8d0a20..39f80d7a874d 100644
--- a/arch/x86/mm/kmemcheck/error.h
+++ b/arch/x86/mm/kmemcheck/error.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH__X86__MM__KMEMCHECK__ERROR_H
#define ARCH__X86__MM__KMEMCHECK__ERROR_H
diff --git a/arch/x86/mm/kmemcheck/opcode.c b/arch/x86/mm/kmemcheck/opcode.c
index 324aa3f07237..df8109ddf7fe 100644
--- a/arch/x86/mm/kmemcheck/opcode.c
+++ b/arch/x86/mm/kmemcheck/opcode.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include "opcode.h"
diff --git a/arch/x86/mm/kmemcheck/opcode.h b/arch/x86/mm/kmemcheck/opcode.h
index 6956aad66b5b..51a1ce94c24a 100644
--- a/arch/x86/mm/kmemcheck/opcode.h
+++ b/arch/x86/mm/kmemcheck/opcode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH__X86__MM__KMEMCHECK__OPCODE_H
#define ARCH__X86__MM__KMEMCHECK__OPCODE_H
diff --git a/arch/x86/mm/kmemcheck/pte.c b/arch/x86/mm/kmemcheck/pte.c
index 4ead26eeaf96..8a03be90272a 100644
--- a/arch/x86/mm/kmemcheck/pte.c
+++ b/arch/x86/mm/kmemcheck/pte.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <asm/pgtable.h>
diff --git a/arch/x86/mm/kmemcheck/pte.h b/arch/x86/mm/kmemcheck/pte.h
index 9f5966456492..b595612382c2 100644
--- a/arch/x86/mm/kmemcheck/pte.h
+++ b/arch/x86/mm/kmemcheck/pte.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH__X86__MM__KMEMCHECK__PTE_H
#define ARCH__X86__MM__KMEMCHECK__PTE_H
diff --git a/arch/x86/mm/kmemcheck/selftest.c b/arch/x86/mm/kmemcheck/selftest.c
index aef7140c0063..7ce0be1f99eb 100644
--- a/arch/x86/mm/kmemcheck/selftest.c
+++ b/arch/x86/mm/kmemcheck/selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bug.h>
#include <linux/kernel.h>
diff --git a/arch/x86/mm/kmemcheck/selftest.h b/arch/x86/mm/kmemcheck/selftest.h
index 8fed4fe11f95..8d759aae453d 100644
--- a/arch/x86/mm/kmemcheck/selftest.h
+++ b/arch/x86/mm/kmemcheck/selftest.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_MM_KMEMCHECK_SELFTEST_H
#define ARCH_X86_MM_KMEMCHECK_SELFTEST_H
diff --git a/arch/x86/mm/kmemcheck/shadow.h b/arch/x86/mm/kmemcheck/shadow.h
index ff0b2f70fbcb..49768dc18664 100644
--- a/arch/x86/mm/kmemcheck/shadow.h
+++ b/arch/x86/mm/kmemcheck/shadow.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH__X86__MM__KMEMCHECK__SHADOW_H
#define ARCH__X86__MM__KMEMCHECK__SHADOW_H
diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index afc47f5c9531..c21c2ed04612 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* Support for MMIO probes.
* Benfit many code from kprobes
* (C) 2002 Louis Zhuang <louis.zhuang@intel.com>.
diff --git a/arch/x86/mm/mm_internal.h b/arch/x86/mm/mm_internal.h
index 62474ba66c8e..4e1f6e1b8159 100644
--- a/arch/x86/mm/mm_internal.h
+++ b/arch/x86/mm/mm_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __X86_MM_INTERNAL_H
#define __X86_MM_INTERNAL_H
diff --git a/arch/x86/mm/mpx.c b/arch/x86/mm/mpx.c
index 9ceaa955d2ba..7eb06701a935 100644
--- a/arch/x86/mm/mpx.c
+++ b/arch/x86/mm/mpx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mpx.c - Memory Protection eXtensions
*
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 9405ffc91502..066f3511d5f1 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generic VM initialization for x86-64 NUMA setups.
* Copyright 2002,2003 Andi Kleen, SuSE Labs.
diff --git a/arch/x86/mm/numa_emulation.c b/arch/x86/mm/numa_emulation.c
index d805162e6045..34a2a3bfde9c 100644
--- a/arch/x86/mm/numa_emulation.c
+++ b/arch/x86/mm/numa_emulation.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* NUMA emulation
*/
diff --git a/arch/x86/mm/numa_internal.h b/arch/x86/mm/numa_internal.h
index ad86ec91e640..86860f279662 100644
--- a/arch/x86/mm/numa_internal.h
+++ b/arch/x86/mm/numa_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __X86_MM_NUMA_INTERNAL_H
#define __X86_MM_NUMA_INTERNAL_H
diff --git a/arch/x86/mm/pageattr-test.c b/arch/x86/mm/pageattr-test.c
index 5f169d5d76a8..a25588ad75ef 100644
--- a/arch/x86/mm/pageattr-test.c
+++ b/arch/x86/mm/pageattr-test.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* self test for change_page_attr.
*
diff --git a/arch/x86/mm/pat_internal.h b/arch/x86/mm/pat_internal.h
index a739bfc40690..eeb5caeb089b 100644
--- a/arch/x86/mm/pat_internal.h
+++ b/arch/x86/mm/pat_internal.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PAT_INTERNAL_H_
#define __PAT_INTERNAL_H_
diff --git a/arch/x86/mm/pat_rbtree.c b/arch/x86/mm/pat_rbtree.c
index d76485b22824..fa16036fa592 100644
--- a/arch/x86/mm/pat_rbtree.c
+++ b/arch/x86/mm/pat_rbtree.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Handle caching attributes in page tables (PAT)
*
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index b372f3442bbf..17ebc5a978cc 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <linux/gfp.h>
#include <asm/pgalloc.h>
diff --git a/arch/x86/mm/pgtable_32.c b/arch/x86/mm/pgtable_32.c
index b9bd5b8b14fa..6b9bf023a700 100644
--- a/arch/x86/mm/pgtable_32.c
+++ b/arch/x86/mm/pgtable_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <linux/kernel.h>
#include <linux/errno.h>
diff --git a/arch/x86/mm/physaddr.c b/arch/x86/mm/physaddr.c
index cfc3b9121ce4..7f9acb68324c 100644
--- a/arch/x86/mm/physaddr.c
+++ b/arch/x86/mm/physaddr.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/bootmem.h>
#include <linux/mmdebug.h>
#include <linux/export.h>
diff --git a/arch/x86/mm/physaddr.h b/arch/x86/mm/physaddr.h
index a3cd5a0c97b3..9f6419cafc32 100644
--- a/arch/x86/mm/physaddr.h
+++ b/arch/x86/mm/physaddr.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/processor.h>
static inline int phys_addr_valid(resource_size_t addr)
diff --git a/arch/x86/mm/setup_nx.c b/arch/x86/mm/setup_nx.c
index f65a33f505b6..adb3c5784dac 100644
--- a/arch/x86/mm/setup_nx.c
+++ b/arch/x86/mm/setup_nx.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/spinlock.h>
#include <linux/errno.h>
#include <linux/init.h>
diff --git a/arch/x86/mm/srat.c b/arch/x86/mm/srat.c
index 3ea20d61b523..dac07e4f5834 100644
--- a/arch/x86/mm/srat.c
+++ b/arch/x86/mm/srat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* ACPI 3.0 based NUMA setup
* Copyright 2004 Andi Kleen, SuSE Labs.
diff --git a/arch/x86/oprofile/Makefile b/arch/x86/oprofile/Makefile
index 1599f568f0e2..4d49b5a27025 100644
--- a/arch/x86/oprofile/Makefile
+++ b/arch/x86/oprofile/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OPROFILE) += oprofile.o
DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
diff --git a/arch/x86/pci/Makefile b/arch/x86/pci/Makefile
index 5c6fc3577a49..c806b57d3f22 100644
--- a/arch/x86/pci/Makefile
+++ b/arch/x86/pci/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-y := i386.o init.o
obj-$(CONFIG_PCI_BIOS) += pcbios.o
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index 3961103e9176..7df49c40665e 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/acpi.h>
#include <linux/init.h>
diff --git a/arch/x86/pci/amd_bus.c b/arch/x86/pci/amd_bus.c
index ae387e5ee6f7..649bdde63e32 100644
--- a/arch/x86/pci/amd_bus.c
+++ b/arch/x86/pci/amd_bus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/topology.h>
diff --git a/arch/x86/pci/bus_numa.c b/arch/x86/pci/bus_numa.c
index 6eb3c8af96e2..2752c02e3f0e 100644
--- a/arch/x86/pci/bus_numa.c
+++ b/arch/x86/pci/bus_numa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/range.h>
diff --git a/arch/x86/pci/bus_numa.h b/arch/x86/pci/bus_numa.h
index ff8f65b04574..697dd841b118 100644
--- a/arch/x86/pci/bus_numa.h
+++ b/arch/x86/pci/bus_numa.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BUS_NUMA_H
#define __BUS_NUMA_H
/*
diff --git a/arch/x86/pci/direct.c b/arch/x86/pci/direct.c
index 15460590b8c5..2d9503323d10 100644
--- a/arch/x86/pci/direct.c
+++ b/arch/x86/pci/direct.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* direct.c - Low-level direct PCI config space access
*/
diff --git a/arch/x86/pci/early.c b/arch/x86/pci/early.c
index d1067d539bee..f0114007e915 100644
--- a/arch/x86/pci/early.c
+++ b/arch/x86/pci/early.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/kernel.h>
#include <linux/pci.h>
#include <asm/pci-direct.h>
diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c
index f2228b150faa..4210da7b44de 100644
--- a/arch/x86/pci/fixup.c
+++ b/arch/x86/pci/fixup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Exceptions for specific devices. Usually work-arounds for fatal design flaws.
*/
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 7b4307163eac..ed4ac215305d 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Low-Level PCI Access for i386 machines
*
diff --git a/arch/x86/pci/init.c b/arch/x86/pci/init.c
index adb62aaa7ecd..5fc617edf108 100644
--- a/arch/x86/pci/init.c
+++ b/arch/x86/pci/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/pci.h>
#include <linux/init.h>
#include <asm/pci_x86.h>
diff --git a/arch/x86/pci/intel_mid_pci.c b/arch/x86/pci/intel_mid_pci.c
index b901ece278dd..1012a5f0f98d 100644
--- a/arch/x86/pci/intel_mid_pci.c
+++ b/arch/x86/pci/intel_mid_pci.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Intel MID PCI support
* Copyright (c) 2008 Intel Corporation
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c
index 0f5f60b14f48..0452629148be 100644
--- a/arch/x86/pci/irq.c
+++ b/arch/x86/pci/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Low-Level PCI Support for PC -- Routing of Interrupts
*
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index d1b47d5bc9c3..96684d0adcf9 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mmconfig-shared.c - Low-level direct PCI config space access via
* MMCONFIG - common code between i386 and x86-64.
diff --git a/arch/x86/pci/mmconfig_64.c b/arch/x86/pci/mmconfig_64.c
index f1c1aa0430ae..887d181b769b 100644
--- a/arch/x86/pci/mmconfig_64.c
+++ b/arch/x86/pci/mmconfig_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* mmconfig.c - Low-level direct PCI config space access via MMCONFIG
*
diff --git a/arch/x86/pci/pcbios.c b/arch/x86/pci/pcbios.c
index 76595408ff53..9c97d814125e 100644
--- a/arch/x86/pci/pcbios.c
+++ b/arch/x86/pci/pcbios.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* BIOS32 and PCI BIOS handling.
*/
diff --git a/arch/x86/platform/Makefile b/arch/x86/platform/Makefile
index 184842ef332e..d0e835470d01 100644
--- a/arch/x86/platform/Makefile
+++ b/arch/x86/platform/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Platform specific code goes here
obj-y += atom/
obj-y += ce4100/
diff --git a/arch/x86/platform/efi/Makefile b/arch/x86/platform/efi/Makefile
index 2f56e1ed61c3..e4dc3862d423 100644
--- a/arch/x86/platform/efi/Makefile
+++ b/arch/x86/platform/efi/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD_efi_thunk_$(BITS).o := y
OBJECT_FILES_NON_STANDARD_efi_stub_$(BITS).o := y
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 928b6dceeca0..9061babfbc83 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Common EFI (Extensible Firmware Interface) support functions
* Based on Extensible Firmware Interface Specification version 1.0
diff --git a/arch/x86/platform/efi/efi_32.c b/arch/x86/platform/efi/efi_32.c
index 52f7faa1538f..324b93328b37 100644
--- a/arch/x86/platform/efi/efi_32.c
+++ b/arch/x86/platform/efi/efi_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Extensible Firmware Interface
*
diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index 12e83888e5b9..20fb31579b69 100644
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* x86_64 specific EFI support functions
* Based on Extensible Firmware Interface Specification version 1.0
diff --git a/arch/x86/platform/efi/efi_stub_32.S b/arch/x86/platform/efi/efi_stub_32.S
index 040192b50d02..ab2e91e76894 100644
--- a/arch/x86/platform/efi/efi_stub_32.S
+++ b/arch/x86/platform/efi/efi_stub_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* EFI call stub for IA32.
*
diff --git a/arch/x86/platform/efi/efi_stub_64.S b/arch/x86/platform/efi/efi_stub_64.S
index cd95075944ab..74628ec78f29 100644
--- a/arch/x86/platform/efi/efi_stub_64.S
+++ b/arch/x86/platform/efi/efi_stub_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Function calling ABI conversion from Linux to EFI for x86_64
*
diff --git a/arch/x86/platform/efi/efi_thunk_64.S b/arch/x86/platform/efi/efi_thunk_64.S
index ff85d28c50f2..189b218da87c 100644
--- a/arch/x86/platform/efi/efi_thunk_64.S
+++ b/arch/x86/platform/efi/efi_thunk_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2014 Intel Corporation; author Matt Fleming
*
diff --git a/arch/x86/platform/intel-mid/device_libs/Makefile b/arch/x86/platform/intel-mid/device_libs/Makefile
index 53e0235e308f..480fed21cc7d 100644
--- a/arch/x86/platform/intel-mid/device_libs/Makefile
+++ b/arch/x86/platform/intel-mid/device_libs/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
# Family-Level Interface Shim (FLIS)
obj-$(subst m,y,$(CONFIG_PINCTRL_MERRIFIELD)) += platform_mrfld_pinctrl.o
# SDHCI Devices
diff --git a/arch/x86/platform/intel-quark/imr_selftest.c b/arch/x86/platform/intel-quark/imr_selftest.c
index b8f562049cad..42f879b75f9b 100644
--- a/arch/x86/platform/intel-quark/imr_selftest.c
+++ b/arch/x86/platform/intel-quark/imr_selftest.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/**
* imr_selftest.c -- Intel Isolated Memory Region self-test driver
*
diff --git a/arch/x86/platform/olpc/Makefile b/arch/x86/platform/olpc/Makefile
index fd332c533947..049f92a9379d 100644
--- a/arch/x86/platform/olpc/Makefile
+++ b/arch/x86/platform/olpc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_OLPC) += olpc.o olpc_ofw.o olpc_dt.o
obj-$(CONFIG_OLPC_XO1_PM) += olpc-xo1-pm.o xo1-wakeup.o
obj-$(CONFIG_OLPC_XO1_RTC) += olpc-xo1-rtc.o
diff --git a/arch/x86/platform/olpc/xo1-wakeup.S b/arch/x86/platform/olpc/xo1-wakeup.S
index 948deb289753..5fee3a2c2fd4 100644
--- a/arch/x86/platform/olpc/xo1-wakeup.S
+++ b/arch/x86/platform/olpc/xo1-wakeup.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.text
#include <linux/linkage.h>
#include <asm/segment.h>
diff --git a/arch/x86/power/Makefile b/arch/x86/power/Makefile
index 05041871ac90..a4701389562c 100644
--- a/arch/x86/power/Makefile
+++ b/arch/x86/power/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD_hibernate_asm_$(BITS).o := y
# __restore_processor_state() restores %gs after S3 resume and so should not
diff --git a/arch/x86/power/hibernate_asm_32.S b/arch/x86/power/hibernate_asm_32.S
index 1d0fa0e24070..6e56815e13a0 100644
--- a/arch/x86/power/hibernate_asm_32.S
+++ b/arch/x86/power/hibernate_asm_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* This may not use any stack, nor any variable that is not "NoSave":
*
diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile
index 7dbdb780264d..2f15a2ac4209 100644
--- a/arch/x86/purgatory/Makefile
+++ b/arch/x86/purgatory/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD := y
purgatory-y := purgatory.o stack.o setup-x86_$(BITS).o sha256.o entry64.o string.o
diff --git a/arch/x86/ras/Kconfig b/arch/x86/ras/Kconfig
index bb026699ad19..a9c3db125222 100644
--- a/arch/x86/ras/Kconfig
+++ b/arch/x86/ras/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
config RAS_CEC
bool "Correctable Errors Collector"
depends on X86_MCE && MEMORY_FAILURE && DEBUG_FS
diff --git a/arch/x86/realmode/init.c b/arch/x86/realmode/init.c
index 1f71980fc5e0..ed84d3917a59 100644
--- a/arch/x86/realmode/init.c
+++ b/arch/x86/realmode/init.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/memblock.h>
diff --git a/arch/x86/realmode/rm/header.S b/arch/x86/realmode/rm/header.S
index a28221d94e69..30b0d30d861a 100644
--- a/arch/x86/realmode/rm/header.S
+++ b/arch/x86/realmode/rm/header.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Real-mode blob header; this should match realmode.h and be
* readonly; for mutable data instead add pointers into the .data
diff --git a/arch/x86/realmode/rm/realmode.h b/arch/x86/realmode/rm/realmode.h
index d74cff6350ed..c76041a35397 100644
--- a/arch/x86/realmode/rm/realmode.h
+++ b/arch/x86/realmode/rm/realmode.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef ARCH_X86_REALMODE_RM_REALMODE_H
#define ARCH_X86_REALMODE_RM_REALMODE_H
diff --git a/arch/x86/realmode/rm/realmode.lds.S b/arch/x86/realmode/rm/realmode.lds.S
index 86b2e8d6b1f1..df8e11e26bc3 100644
--- a/arch/x86/realmode/rm/realmode.lds.S
+++ b/arch/x86/realmode/rm/realmode.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* realmode.lds.S
*
diff --git a/arch/x86/realmode/rm/reboot.S b/arch/x86/realmode/rm/reboot.S
index d66c607bdc58..cd2f97b9623b 100644
--- a/arch/x86/realmode/rm/reboot.S
+++ b/arch/x86/realmode/rm/reboot.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/linkage.h>
#include <asm/segment.h>
#include <asm/page_types.h>
diff --git a/arch/x86/realmode/rm/stack.S b/arch/x86/realmode/rm/stack.S
index 867ae87adfae..8d4cb64799ea 100644
--- a/arch/x86/realmode/rm/stack.S
+++ b/arch/x86/realmode/rm/stack.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Common heap and stack allocations
*/
diff --git a/arch/x86/realmode/rm/trampoline_32.S b/arch/x86/realmode/rm/trampoline_32.S
index 48ddd76bc4c3..2dd866c9e21e 100644
--- a/arch/x86/realmode/rm/trampoline_32.S
+++ b/arch/x86/realmode/rm/trampoline_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Trampoline.S Derived from Setup.S by Linus Torvalds
diff --git a/arch/x86/realmode/rm/trampoline_64.S b/arch/x86/realmode/rm/trampoline_64.S
index 614fd7064d0a..de53bd15df5a 100644
--- a/arch/x86/realmode/rm/trampoline_64.S
+++ b/arch/x86/realmode/rm/trampoline_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
*
* Trampoline.S Derived from Setup.S by Linus Torvalds
diff --git a/arch/x86/realmode/rm/trampoline_common.S b/arch/x86/realmode/rm/trampoline_common.S
index b1ecdb9692ad..7c706772ab59 100644
--- a/arch/x86/realmode/rm/trampoline_common.S
+++ b/arch/x86/realmode/rm/trampoline_common.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
.section ".rodata","a"
.balign 16
tr_idt: .fill 1, 6, 0
diff --git a/arch/x86/realmode/rm/wakemain.c b/arch/x86/realmode/rm/wakemain.c
index 91405d515ec6..1d6437e6d2ba 100644
--- a/arch/x86/realmode/rm/wakemain.c
+++ b/arch/x86/realmode/rm/wakemain.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "wakeup.h"
#include "boot.h"
diff --git a/arch/x86/realmode/rm/wakeup.h b/arch/x86/realmode/rm/wakeup.h
index 7dd86a419f5d..0e4fd08ae447 100644
--- a/arch/x86/realmode/rm/wakeup.h
+++ b/arch/x86/realmode/rm/wakeup.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Definitions for the wakeup data structure at the head of the
* wakeup code.
diff --git a/arch/x86/realmode/rm/wakeup_asm.S b/arch/x86/realmode/rm/wakeup_asm.S
index 9e7e14797a72..05ac9c17c811 100644
--- a/arch/x86/realmode/rm/wakeup_asm.S
+++ b/arch/x86/realmode/rm/wakeup_asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ACPI wakeup real mode startup stub
*/
diff --git a/arch/x86/realmode/rmpiggy.S b/arch/x86/realmode/rmpiggy.S
index 204c6ece0e97..c078dba40cef 100644
--- a/arch/x86/realmode/rmpiggy.S
+++ b/arch/x86/realmode/rmpiggy.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Wrapper script for the realmode binary as a transport object
* before copying to low memory.
diff --git a/arch/x86/tools/Makefile b/arch/x86/tools/Makefile
index 604a37efd4d5..972b8e8d939c 100644
--- a/arch/x86/tools/Makefile
+++ b/arch/x86/tools/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
PHONY += posttest
ifeq ($(KBUILD_VERBOSE),1)
diff --git a/arch/x86/tools/distill.awk b/arch/x86/tools/distill.awk
index c13c0ee48ab4..e0edeccc1429 100644
--- a/arch/x86/tools/distill.awk
+++ b/arch/x86/tools/distill.awk
@@ -1,4 +1,5 @@
#!/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# Usage: objdump -d a.out | awk -f distill.awk | ./test_get_len
# Distills the disassembly as follows:
# - Removes all lines except the disassembled instructions.
diff --git a/arch/x86/tools/gen-insn-attr-x86.awk b/arch/x86/tools/gen-insn-attr-x86.awk
index a3d2c62fd805..b02a36b2c14f 100644
--- a/arch/x86/tools/gen-insn-attr-x86.awk
+++ b/arch/x86/tools/gen-insn-attr-x86.awk
@@ -1,4 +1,5 @@
#!/bin/awk -f
+# SPDX-License-Identifier: GPL-2.0
# gen-insn-attr-x86.awk: Instruction attribute table generator
# Written by Masami Hiramatsu <mhiramat@redhat.com>
#
diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c
index 73eb7fd4aec4..5d73c443e778 100644
--- a/arch/x86/tools/relocs.c
+++ b/arch/x86/tools/relocs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* This is included from relocs_32/64.c */
#define ElfW(type) _ElfW(ELF_BITS, type)
diff --git a/arch/x86/tools/relocs.h b/arch/x86/tools/relocs.h
index 1d23bf953a4a..43c83c0fd22c 100644
--- a/arch/x86/tools/relocs.h
+++ b/arch/x86/tools/relocs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef RELOCS_H
#define RELOCS_H
diff --git a/arch/x86/tools/relocs_32.c b/arch/x86/tools/relocs_32.c
index b2ade2bb4162..9442ff78be83 100644
--- a/arch/x86/tools/relocs_32.c
+++ b/arch/x86/tools/relocs_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "relocs.h"
#define ELF_BITS 32
diff --git a/arch/x86/tools/relocs_64.c b/arch/x86/tools/relocs_64.c
index 56b61b743c4c..9029cb619cb1 100644
--- a/arch/x86/tools/relocs_64.c
+++ b/arch/x86/tools/relocs_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "relocs.h"
#define ELF_BITS 64
diff --git a/arch/x86/tools/relocs_common.c b/arch/x86/tools/relocs_common.c
index acab636bcb34..6634352a20bc 100644
--- a/arch/x86/tools/relocs_common.c
+++ b/arch/x86/tools/relocs_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include "relocs.h"
void die(char *fmt, ...)
diff --git a/arch/x86/um/Kconfig b/arch/x86/um/Kconfig
index ed56a1c4ae73..13ed827c7c66 100644
--- a/arch/x86/um/Kconfig
+++ b/arch/x86/um/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
mainmenu "User Mode Linux/$SUBARCH $KERNELVERSION Kernel Configuration"
source "arch/um/Kconfig.common"
diff --git a/arch/x86/um/Makefile b/arch/x86/um/Makefile
index 46cbbfe03285..c2d3d7c51e9e 100644
--- a/arch/x86/um/Makefile
+++ b/arch/x86/um/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
#
diff --git a/arch/x86/um/asm/arch_hweight.h b/arch/x86/um/asm/arch_hweight.h
index c656cf443f4a..0d2d5fbb3a39 100644
--- a/arch/x86/um/asm/arch_hweight.h
+++ b/arch/x86/um/asm/arch_hweight.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UM_HWEIGHT_H
#define _ASM_UM_HWEIGHT_H
diff --git a/arch/x86/um/asm/barrier.h b/arch/x86/um/asm/barrier.h
index 00c319048d52..b7d73400ea29 100644
--- a/arch/x86/um/asm/barrier.h
+++ b/arch/x86/um/asm/barrier.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_UM_BARRIER_H_
#define _ASM_UM_BARRIER_H_
diff --git a/arch/x86/um/asm/checksum.h b/arch/x86/um/asm/checksum.h
index 54d96f1e3594..2a56cac64687 100644
--- a/arch/x86/um/asm/checksum.h
+++ b/arch/x86/um/asm/checksum.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_CHECKSUM_H
#define __UM_CHECKSUM_H
diff --git a/arch/x86/um/asm/desc.h b/arch/x86/um/asm/desc.h
index 4ec34a51b62c..34de4e93d945 100644
--- a/arch/x86/um/asm/desc.h
+++ b/arch/x86/um/asm/desc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_DESC_H
#define __UM_DESC_H
diff --git a/arch/x86/um/asm/module.h b/arch/x86/um/asm/module.h
index 61af80e932eb..a3b061d66082 100644
--- a/arch/x86/um/asm/module.h
+++ b/arch/x86/um/asm/module.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_MODULE_H
#define __UM_MODULE_H
diff --git a/arch/x86/um/asm/processor.h b/arch/x86/um/asm/processor.h
index c77db2288982..593d5f3902bd 100644
--- a/arch/x86/um/asm/processor.h
+++ b/arch/x86/um/asm/processor.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_PROCESSOR_H
#define __UM_PROCESSOR_H
diff --git a/arch/x86/um/asm/ptrace.h b/arch/x86/um/asm/ptrace.h
index b291ca5cf66b..83822fd42204 100644
--- a/arch/x86/um/asm/ptrace.h
+++ b/arch/x86/um/asm/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_X86_PTRACE_H
#define __UM_X86_PTRACE_H
diff --git a/arch/x86/um/asm/segment.h b/arch/x86/um/asm/segment.h
index 41dd5e1f3cd7..453db377150d 100644
--- a/arch/x86/um/asm/segment.h
+++ b/arch/x86/um/asm/segment.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_SEGMENT_H
#define __UM_SEGMENT_H
diff --git a/arch/x86/um/asm/syscall.h b/arch/x86/um/asm/syscall.h
index 11ab90dc5f14..ef898af102d1 100644
--- a/arch/x86/um/asm/syscall.h
+++ b/arch/x86/um/asm/syscall.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_ASM_SYSCALL_H
#define __UM_ASM_SYSCALL_H
diff --git a/arch/x86/um/elfcore.c b/arch/x86/um/elfcore.c
index 7bb89a27a5e4..48a3eb09d951 100644
--- a/arch/x86/um/elfcore.c
+++ b/arch/x86/um/elfcore.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/elf.h>
#include <linux/coredump.h>
#include <linux/fs.h>
diff --git a/arch/x86/um/mem_64.c b/arch/x86/um/mem_64.c
index 7642e2e2aa61..c027e93d1002 100644
--- a/arch/x86/um/mem_64.c
+++ b/arch/x86/um/mem_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/mm.h>
#include <asm/elf.h>
diff --git a/arch/x86/um/os-Linux/mcontext.c b/arch/x86/um/os-Linux/mcontext.c
index 1d33d72c6284..49c3744cac37 100644
--- a/arch/x86/um/os-Linux/mcontext.c
+++ b/arch/x86/um/os-Linux/mcontext.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <sys/ucontext.h>
#define __FRAME_OFFSETS
#include <asm/ptrace.h>
diff --git a/arch/x86/um/os-Linux/task_size.c b/arch/x86/um/os-Linux/task_size.c
index 5adb6a2fd117..e62174638f00 100644
--- a/arch/x86/um/os-Linux/task_size.c
+++ b/arch/x86/um/os-Linux/task_size.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
diff --git a/arch/x86/um/os-Linux/tls.c b/arch/x86/um/os-Linux/tls.c
index ed8ea90967dc..3e1b1bf6acbc 100644
--- a/arch/x86/um/os-Linux/tls.c
+++ b/arch/x86/um/os-Linux/tls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <errno.h>
#include <linux/unistd.h>
diff --git a/arch/x86/um/setjmp_32.S b/arch/x86/um/setjmp_32.S
index 39053192918d..62eaf8c80e04 100644
--- a/arch/x86/um/setjmp_32.S
+++ b/arch/x86/um/setjmp_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#
# arch/i386/setjmp.S
#
diff --git a/arch/x86/um/setjmp_64.S b/arch/x86/um/setjmp_64.S
index c56942e1a38c..1b5d40d4ff46 100644
--- a/arch/x86/um/setjmp_64.S
+++ b/arch/x86/um/setjmp_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#
# arch/x86_64/setjmp.S
#
diff --git a/arch/x86/um/shared/sysdep/archsetjmp.h b/arch/x86/um/shared/sysdep/archsetjmp.h
index ff7766d28226..166cedbab926 100644
--- a/arch/x86/um/shared/sysdep/archsetjmp.h
+++ b/arch/x86/um/shared/sysdep/archsetjmp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __i386__
#include "archsetjmp_32.h"
#else
diff --git a/arch/x86/um/shared/sysdep/archsetjmp_32.h b/arch/x86/um/shared/sysdep/archsetjmp_32.h
index 0f312085ce1d..fb08f2576438 100644
--- a/arch/x86/um/shared/sysdep/archsetjmp_32.h
+++ b/arch/x86/um/shared/sysdep/archsetjmp_32.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/um/include/sysdep-i386/archsetjmp.h
*/
diff --git a/arch/x86/um/shared/sysdep/archsetjmp_64.h b/arch/x86/um/shared/sysdep/archsetjmp_64.h
index 2af8f12ca161..9b499e457ba0 100644
--- a/arch/x86/um/shared/sysdep/archsetjmp_64.h
+++ b/arch/x86/um/shared/sysdep/archsetjmp_64.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/um/include/sysdep-x86_64/archsetjmp.h
*/
diff --git a/arch/x86/um/shared/sysdep/faultinfo.h b/arch/x86/um/shared/sysdep/faultinfo.h
index 862ecb1c7781..4390803e07a1 100644
--- a/arch/x86/um/shared/sysdep/faultinfo.h
+++ b/arch/x86/um/shared/sysdep/faultinfo.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __i386__
#include "faultinfo_32.h"
#else
diff --git a/arch/x86/um/shared/sysdep/kernel-offsets.h b/arch/x86/um/shared/sysdep/kernel-offsets.h
index 7e1d35b6ad5c..a004bffb7b8d 100644
--- a/arch/x86/um/shared/sysdep/kernel-offsets.h
+++ b/arch/x86/um/shared/sysdep/kernel-offsets.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/stddef.h>
#include <linux/sched.h>
#include <linux/elf.h>
diff --git a/arch/x86/um/shared/sysdep/ptrace.h b/arch/x86/um/shared/sysdep/ptrace.h
index eb9356904ad3..6ca4ecabc55b 100644
--- a/arch/x86/um/shared/sysdep/ptrace.h
+++ b/arch/x86/um/shared/sysdep/ptrace.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __SYSDEP_X86_PTRACE_H
#define __SYSDEP_X86_PTRACE_H
diff --git a/arch/x86/um/shared/sysdep/ptrace_user.h b/arch/x86/um/shared/sysdep/ptrace_user.h
index 16cd6b5e71f7..44782bbad41e 100644
--- a/arch/x86/um/shared/sysdep/ptrace_user.h
+++ b/arch/x86/um/shared/sysdep/ptrace_user.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <generated/user_constants.h>
#define PT_OFFSET(r) ((r) * sizeof(long))
diff --git a/arch/x86/um/shared/sysdep/stub.h b/arch/x86/um/shared/sysdep/stub.h
index 3f55e5bd3cec..ce0ca46ad383 100644
--- a/arch/x86/um/shared/sysdep/stub.h
+++ b/arch/x86/um/shared/sysdep/stub.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <asm/unistd.h>
#include <sys/mman.h>
#include <signal.h>
diff --git a/arch/x86/um/shared/sysdep/syscalls.h b/arch/x86/um/shared/sysdep/syscalls.h
index bd9a89b67e41..b2060ac707f0 100644
--- a/arch/x86/um/shared/sysdep/syscalls.h
+++ b/arch/x86/um/shared/sysdep/syscalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifdef __i386__
#include "syscalls_32.h"
#else
diff --git a/arch/x86/um/shared/sysdep/tls.h b/arch/x86/um/shared/sysdep/tls.h
index a682db13df23..b968016aa379 100644
--- a/arch/x86/um/shared/sysdep/tls.h
+++ b/arch/x86/um/shared/sysdep/tls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SYSDEP_TLS_H
#define _SYSDEP_TLS_H
diff --git a/arch/x86/um/stub_32.S b/arch/x86/um/stub_32.S
index 98816804e131..a193e88536a9 100644
--- a/arch/x86/um/stub_32.S
+++ b/arch/x86/um/stub_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <as-layout.h>
.section .__syscall_stub, "ax"
diff --git a/arch/x86/um/stub_64.S b/arch/x86/um/stub_64.S
index ba914b3b8cc4..8a95c5b2eaf9 100644
--- a/arch/x86/um/stub_64.S
+++ b/arch/x86/um/stub_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <as-layout.h>
.section .__syscall_stub, "ax"
diff --git a/arch/x86/um/sys_call_table_32.c b/arch/x86/um/sys_call_table_32.c
index bfce503dffae..9649b5ad2ca2 100644
--- a/arch/x86/um/sys_call_table_32.c
+++ b/arch/x86/um/sys_call_table_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* System call table for UML/i386, copied from arch/x86/kernel/syscall_*.c
* with some changes for UML.
diff --git a/arch/x86/um/sys_call_table_64.c b/arch/x86/um/sys_call_table_64.c
index f306413d3eb6..c8bc7fb8cbd6 100644
--- a/arch/x86/um/sys_call_table_64.c
+++ b/arch/x86/um/sys_call_table_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* System call table for UML/x86-64, copied from arch/x86/kernel/syscall_*.c
* with some changes for UML.
diff --git a/arch/x86/um/syscalls_32.c b/arch/x86/um/syscalls_32.c
index 627d68836b16..5c65254c8f35 100644
--- a/arch/x86/um/syscalls_32.c
+++ b/arch/x86/um/syscalls_32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/syscalls.h>
#include <os.h>
diff --git a/arch/x86/um/tls_64.c b/arch/x86/um/tls_64.c
index 3ad714373d7f..3a621e0d3925 100644
--- a/arch/x86/um/tls_64.c
+++ b/arch/x86/um/tls_64.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/sched.h>
#include <asm/ptrace-abi.h>
diff --git a/arch/x86/um/user-offsets.c b/arch/x86/um/user-offsets.c
index 3099c209546f..5b37b7f952dd 100644
--- a/arch/x86/um/user-offsets.c
+++ b/arch/x86/um/user-offsets.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stddef.h>
#include <signal.h>
diff --git a/arch/x86/um/vdso/Makefile b/arch/x86/um/vdso/Makefile
index 329406224330..10003359e633 100644
--- a/arch/x86/um/vdso/Makefile
+++ b/arch/x86/um/vdso/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# Building vDSO images for x86.
#
diff --git a/arch/x86/um/vdso/checkundef.sh b/arch/x86/um/vdso/checkundef.sh
index 7ee90a9b549d..8e3ea6bb956f 100644
--- a/arch/x86/um/vdso/checkundef.sh
+++ b/arch/x86/um/vdso/checkundef.sh
@@ -1,4 +1,5 @@
#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
nm="$1"
file="$2"
$nm "$file" | grep '^ *U' > /dev/null 2>&1
diff --git a/arch/x86/um/vdso/vdso-layout.lds.S b/arch/x86/um/vdso/vdso-layout.lds.S
index 634a2cf62046..439b790df18f 100644
--- a/arch/x86/um/vdso/vdso-layout.lds.S
+++ b/arch/x86/um/vdso/vdso-layout.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for vDSO. This is an ELF shared object prelinked to
* its virtual address, and with only one read-only segment.
diff --git a/arch/x86/um/vdso/vdso.S b/arch/x86/um/vdso/vdso.S
index 1cb468adacbb..a4a3870dc059 100644
--- a/arch/x86/um/vdso/vdso.S
+++ b/arch/x86/um/vdso/vdso.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#include <linux/init.h>
__INITDATA
diff --git a/arch/x86/um/vdso/vdso.lds.S b/arch/x86/um/vdso/vdso.lds.S
index b96b2677cad8..73c508587a98 100644
--- a/arch/x86/um/vdso/vdso.lds.S
+++ b/arch/x86/um/vdso/vdso.lds.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Linker script for 64-bit vDSO.
* We #include the file to define the layout details.
diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig
index 1ecd419811a2..f605825a04ab 100644
--- a/arch/x86/xen/Kconfig
+++ b/arch/x86/xen/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
#
# This Kconfig describes xen options
#
diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
index bced7a369a11..d83cb5478f54 100644
--- a/arch/x86/xen/Makefile
+++ b/arch/x86/xen/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
OBJECT_FILES_NON_STANDARD_xen-asm_$(BITS).o := y
OBJECT_FILES_NON_STANDARD_xen-pvh.o := y
diff --git a/arch/x86/xen/apic.c b/arch/x86/xen/apic.c
index b5e48da7fbff..30434b8708f2 100644
--- a/arch/x86/xen/apic.c
+++ b/arch/x86/xen/apic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <asm/x86_init.h>
diff --git a/arch/x86/xen/debugfs.c b/arch/x86/xen/debugfs.c
index 1daff5545c0a..13da87918b4f 100644
--- a/arch/x86/xen/debugfs.c
+++ b/arch/x86/xen/debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/init.h>
#include <linux/debugfs.h>
#include <linux/slab.h>
diff --git a/arch/x86/xen/debugfs.h b/arch/x86/xen/debugfs.h
index 12ebf3325c7b..6b813ad1091c 100644
--- a/arch/x86/xen/debugfs.h
+++ b/arch/x86/xen/debugfs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_DEBUGFS_H
#define _XEN_DEBUGFS_H
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index 69b9deff7e5c..d4396e27b1fb 100644
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Core of Xen paravirt_ops implementation.
*
diff --git a/arch/x86/xen/enlighten_pvh.c b/arch/x86/xen/enlighten_pvh.c
index 98ab17673454..7bd3ee08393e 100644
--- a/arch/x86/xen/enlighten_pvh.c
+++ b/arch/x86/xen/enlighten_pvh.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/acpi.h>
#include <xen/hvc-console.h>
diff --git a/arch/x86/xen/irq.c b/arch/x86/xen/irq.c
index d4eff5676cfa..74179852e46c 100644
--- a/arch/x86/xen/irq.c
+++ b/arch/x86/xen/irq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/hardirq.h>
#include <asm/x86_init.h>
diff --git a/arch/x86/xen/mmu.h b/arch/x86/xen/mmu.h
index 3fe2b3292915..a7e47cf7ec6c 100644
--- a/arch/x86/xen/mmu.h
+++ b/arch/x86/xen/mmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_MMU_H
#include <linux/linkage.h>
diff --git a/arch/x86/xen/mmu_hvm.c b/arch/x86/xen/mmu_hvm.c
index 1c57f1cd545c..2cfcfe4f6b2a 100644
--- a/arch/x86/xen/mmu_hvm.c
+++ b/arch/x86/xen/mmu_hvm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/crash_dump.h>
diff --git a/arch/x86/xen/multicalls.c b/arch/x86/xen/multicalls.c
index ea54a08d8301..dc502ca8263e 100644
--- a/arch/x86/xen/multicalls.c
+++ b/arch/x86/xen/multicalls.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen hypercall batching.
*
diff --git a/arch/x86/xen/multicalls.h b/arch/x86/xen/multicalls.h
index 9c2e74f9096c..1c51b2c87f30 100644
--- a/arch/x86/xen/multicalls.h
+++ b/arch/x86/xen/multicalls.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_MULTICALLS_H
#define _XEN_MULTICALLS_H
diff --git a/arch/x86/xen/pmu.c b/arch/x86/xen/pmu.c
index b9fc52556bcc..7d00d4ad44d4 100644
--- a/arch/x86/xen/pmu.c
+++ b/arch/x86/xen/pmu.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/interrupt.h>
diff --git a/arch/x86/xen/pmu.h b/arch/x86/xen/pmu.h
index 4be5355b56f7..0e83a160589b 100644
--- a/arch/x86/xen/pmu.h
+++ b/arch/x86/xen/pmu.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __XEN_PMU_H
#define __XEN_PMU_H
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index ac55c02f98e9..c114ca767b3b 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Machine specific setup for xen
*
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index e7f02eb73727..77c959cf81e7 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/smp.h>
#include <linux/cpu.h>
#include <linux/slab.h>
diff --git a/arch/x86/xen/smp.h b/arch/x86/xen/smp.h
index 87d3c76cba37..bd02f9d50107 100644
--- a/arch/x86/xen/smp.h
+++ b/arch/x86/xen/smp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_SMP_H
#ifdef CONFIG_SMP
diff --git a/arch/x86/xen/smp_hvm.c b/arch/x86/xen/smp_hvm.c
index fd60abedf658..f8d39440b292 100644
--- a/arch/x86/xen/smp_hvm.c
+++ b/arch/x86/xen/smp_hvm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <asm/smp.h>
#include <xen/events.h>
diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
index 51471408fdd1..05f91ce9b55e 100644
--- a/arch/x86/xen/smp_pv.c
+++ b/arch/x86/xen/smp_pv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen SMP support
*
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index 25a7c4302ce7..08324c64005d 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Split spinlock implementation out into its own file, so it can be
* compiled in a FTRACE-compatible way.
diff --git a/arch/x86/xen/suspend.c b/arch/x86/xen/suspend.c
index d6b1680693a9..92bf5ecb6baf 100644
--- a/arch/x86/xen/suspend.c
+++ b/arch/x86/xen/suspend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <linux/tick.h>
diff --git a/arch/x86/xen/suspend_hvm.c b/arch/x86/xen/suspend_hvm.c
index 484999416d8b..e666b614cf6d 100644
--- a/arch/x86/xen/suspend_hvm.c
+++ b/arch/x86/xen/suspend_hvm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <xen/xen.h>
diff --git a/arch/x86/xen/suspend_pv.c b/arch/x86/xen/suspend_pv.c
index 3abe4f07f34a..a2e0f110af56 100644
--- a/arch/x86/xen/suspend_pv.c
+++ b/arch/x86/xen/suspend_pv.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/types.h>
#include <asm/fixmap.h>
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index 1ecb05db3632..80c2a4bdf230 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Xen time implementation.
*
diff --git a/arch/x86/xen/trace.c b/arch/x86/xen/trace.c
index a702ec2f5931..329f60eb95de 100644
--- a/arch/x86/xen/trace.c
+++ b/arch/x86/xen/trace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/ftrace.h>
#include <xen/interface/xen.h>
#include <xen/interface/xen-mca.h>
diff --git a/arch/x86/xen/vga.c b/arch/x86/xen/vga.c
index 6722e3733f02..e336f223f7f4 100644
--- a/arch/x86/xen/vga.c
+++ b/arch/x86/xen/vga.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <linux/screen_info.h>
#include <linux/init.h>
diff --git a/arch/x86/xen/xen-asm.S b/arch/x86/xen/xen-asm.S
index dcd31fa39b5d..8019edd0125c 100644
--- a/arch/x86/xen/xen-asm.S
+++ b/arch/x86/xen/xen-asm.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Asm versions of Xen pv-ops, suitable for direct use.
*
diff --git a/arch/x86/xen/xen-asm_32.S b/arch/x86/xen/xen-asm_32.S
index 1200e262a116..c15db060a242 100644
--- a/arch/x86/xen/xen-asm_32.S
+++ b/arch/x86/xen/xen-asm_32.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Asm versions of Xen pv-ops, suitable for direct use.
*
diff --git a/arch/x86/xen/xen-asm_64.S b/arch/x86/xen/xen-asm_64.S
index dae2cc33afb5..c98a48c861fd 100644
--- a/arch/x86/xen/xen-asm_64.S
+++ b/arch/x86/xen/xen-asm_64.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Asm versions of Xen pv-ops, suitable for direct use.
*
diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S
index a7525e95d53f..b5b8d7f43557 100644
--- a/arch/x86/xen/xen-head.S
+++ b/arch/x86/xen/xen-head.S
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/* Xen-specific pieces of head.S, intended to be included in the right
place in head.S */
diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
index c8a6d224f7ed..f377e1820c6c 100644
--- a/arch/x86/xen/xen-ops.h
+++ b/arch/x86/xen/xen-ops.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef XEN_OPS_H
#define XEN_OPS_H

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